Home / 27,673.74-38,189.88-15,098.76

Finding the Fourth Proportional to 27,673.74, 38,189.88 and 15,098.76

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Solution

The fourth proportional to 27,673.74, 38,189.88 and 15,098.76 is: 20,836.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,673.74 : 38,189.88 = 15,098.76 : x
  2. Step 2: Convert to fraction form
    27,673.74/38,189.88 = 15,098.76/x
  3. Step 3: Cross multiply
    27,673.74x = 38,189.88 × 15,098.76
  4. Step 4: Simplify right side
    27,673.74x = 576,619,832.55
  5. Step 5: Solve for x
    x = 576,619,832.55/27,673.74
  6. Step 6: Final answer
    x = 20,836.35

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Find fourth proportional to 13,836.87, 19,094.94 and 7,549.38
Half scale
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Double scale
Find fourth proportional to 27,674.74, 38,191.26 and 15,099.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.