Home / 54,721.50-75,515.67-29,571

Finding the Fourth Proportional to 54,721.50, 75,515.67 and 29,571

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Solution

The fourth proportional to 54,721.50, 75,515.67 and 29,571 is: 40,807.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,721.50 : 75,515.67 = 29,571 : x
  2. Step 2: Convert to fraction form
    54,721.50/75,515.67 = 29,571/x
  3. Step 3: Cross multiply
    54,721.50x = 75,515.67 × 29,571
  4. Step 4: Simplify right side
    54,721.50x = 2,233,073,877.57
  5. Step 5: Solve for x
    x = 2,233,073,877.57/54,721.50
  6. Step 6: Final answer
    x = 40,807.98

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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.