Home / 29,662.60-40,934-16,233.70

Finding the Fourth Proportional to 29,662.60, 40,934 and 16,233.70

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Solution

The fourth proportional to 29,662.60, 40,934 and 16,233.70 is: 22,402.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,662.60 : 40,934 = 16,233.70 : x
  2. Step 2: Convert to fraction form
    29,662.60/40,934 = 16,233.70/x
  3. Step 3: Cross multiply
    29,662.60x = 40,934 × 16,233.70
  4. Step 4: Simplify right side
    29,662.60x = 664,510,275.80
  5. Step 5: Solve for x
    x = 664,510,275.80/29,662.60
  6. Step 6: Final answer
    x = 22,402.29

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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.