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Finding the Fourth Proportional to 29,188.39, 40,282.02 and 16,613.14

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Solution

The fourth proportional to 29,188.39, 40,282.02 and 16,613.14 is: 22,927.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,188.39 : 40,282.02 = 16,613.14 : x
  2. Step 2: Convert to fraction form
    29,188.39/40,282.02 = 16,613.14/x
  3. Step 3: Cross multiply
    29,188.39x = 40,282.02 × 16,613.14
  4. Step 4: Simplify right side
    29,188.39x = 669,210,553.27
  5. Step 5: Solve for x
    x = 669,210,553.27/29,188.39
  6. Step 6: Final answer
    x = 22,927.29

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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.