Home / 29,681.18-40,960.10-16,253.32

Finding the Fourth Proportional to 29,681.18, 40,960.10 and 16,253.32

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Solution

The fourth proportional to 29,681.18, 40,960.10 and 16,253.32 is: 22,429.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,681.18 : 40,960.10 = 16,253.32 : x
  2. Step 2: Convert to fraction form
    29,681.18/40,960.10 = 16,253.32/x
  3. Step 3: Cross multiply
    29,681.18x = 40,960.10 × 16,253.32
  4. Step 4: Simplify right side
    29,681.18x = 665,737,612.53
  5. Step 5: Solve for x
    x = 665,737,612.53/29,681.18
  6. Step 6: Final answer
    x = 22,429.62

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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.