Home / 27,674.74-38,191.26-15,099.76

Finding the Fourth Proportional to 27,674.74, 38,191.26 and 15,099.76

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Solution

The fourth proportional to 27,674.74, 38,191.26 and 15,099.76 is: 20,837.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,674.74 : 38,191.26 = 15,099.76 : x
  2. Step 2: Convert to fraction form
    27,674.74/38,191.26 = 15,099.76/x
  3. Step 3: Cross multiply
    27,674.74x = 38,191.26 × 15,099.76
  4. Step 4: Simplify right side
    27,674.74x = 576,678,860.10
  5. Step 5: Solve for x
    x = 576,678,860.10/27,674.74
  6. Step 6: Final answer
    x = 20,837.73

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Half scale
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Double scale
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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.