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Finding the Fourth Proportional to 27,132.71, 40,715.06 and 10,494.09

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Solution

The fourth proportional to 27,132.71, 40,715.06 and 10,494.09 is: 15,747.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,132.71 : 40,715.06 = 10,494.09 : x
  2. Step 2: Convert to fraction form
    27,132.71/40,715.06 = 10,494.09/x
  3. Step 3: Cross multiply
    27,132.71x = 40,715.06 × 10,494.09
  4. Step 4: Simplify right side
    27,132.71x = 427,267,451.52
  5. Step 5: Solve for x
    x = 427,267,451.52/27,132.71
  6. Step 6: Final answer
    x = 15,747.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.