Home / 38,248.66-52,781.79-21,252.70

Finding the Fourth Proportional to 38,248.66, 52,781.79 and 21,252.70

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Solution

The fourth proportional to 38,248.66, 52,781.79 and 21,252.70 is: 29,327.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,248.66 : 52,781.79 = 21,252.70 : x
  2. Step 2: Convert to fraction form
    38,248.66/52,781.79 = 21,252.70/x
  3. Step 3: Cross multiply
    38,248.66x = 52,781.79 × 21,252.70
  4. Step 4: Simplify right side
    38,248.66x = 1,121,755,548.33
  5. Step 5: Solve for x
    x = 1,121,755,548.33/38,248.66
  6. Step 6: Final answer
    x = 29,327.97

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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.