Home / 29,931.16-41,304.15-16,502.43

Finding the Fourth Proportional to 29,931.16, 41,304.15 and 16,502.43

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Solution

The fourth proportional to 29,931.16, 41,304.15 and 16,502.43 is: 22,772.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,931.16 : 41,304.15 = 16,502.43 : x
  2. Step 2: Convert to fraction form
    29,931.16/41,304.15 = 16,502.43/x
  3. Step 3: Cross multiply
    29,931.16x = 41,304.15 × 16,502.43
  4. Step 4: Simplify right side
    29,931.16x = 681,619,045.39
  5. Step 5: Solve for x
    x = 681,619,045.39/29,931.16
  6. Step 6: Final answer
    x = 22,772.89

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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.