Home / 27,243.78-37,596.30-15,144.18

Finding the Fourth Proportional to 27,243.78, 37,596.30 and 15,144.18

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Solution

The fourth proportional to 27,243.78, 37,596.30 and 15,144.18 is: 20,898.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,243.78 : 37,596.30 = 15,144.18 : x
  2. Step 2: Convert to fraction form
    27,243.78/37,596.30 = 15,144.18/x
  3. Step 3: Cross multiply
    27,243.78x = 37,596.30 × 15,144.18
  4. Step 4: Simplify right side
    27,243.78x = 569,365,134.53
  5. Step 5: Solve for x
    x = 569,365,134.53/27,243.78
  6. Step 6: Final answer
    x = 20,898.90

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Half scale
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Double scale
Find fourth proportional to 27,244.78, 37,597.68 and 15,145.18
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.