Home / 54,008.61-74,531.24-29,809.76

Finding the Fourth Proportional to 54,008.61, 74,531.24 and 29,809.76

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Solution

The fourth proportional to 54,008.61, 74,531.24 and 29,809.76 is: 41,137.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,008.61 : 74,531.24 = 29,809.76 : x
  2. Step 2: Convert to fraction form
    54,008.61/74,531.24 = 29,809.76/x
  3. Step 3: Cross multiply
    54,008.61x = 74,531.24 × 29,809.76
  4. Step 4: Simplify right side
    54,008.61x = 2,221,757,966.98
  5. Step 5: Solve for x
    x = 2,221,757,966.98/54,008.61
  6. Step 6: Final answer
    x = 41,137.11

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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.