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Finding the Fourth Proportional to 29,614.50, 40,867.67 and 16,185.71

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Solution

The fourth proportional to 29,614.50, 40,867.67 and 16,185.71 is: 22,336.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,614.50 : 40,867.67 = 16,185.71 : x
  2. Step 2: Convert to fraction form
    29,614.50/40,867.67 = 16,185.71/x
  3. Step 3: Cross multiply
    29,614.50x = 40,867.67 × 16,185.71
  4. Step 4: Simplify right side
    29,614.50x = 661,472,397.63
  5. Step 5: Solve for x
    x = 661,472,397.63/29,614.50
  6. Step 6: Final answer
    x = 22,336.10

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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.