Home / 53,272.62-73,510.38-29,397.78

Finding the Fourth Proportional to 53,272.62, 73,510.38 and 29,397.78

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Solution

The fourth proportional to 53,272.62, 73,510.38 and 29,397.78 is: 40,565.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,272.62 : 73,510.38 = 29,397.78 : x
  2. Step 2: Convert to fraction form
    53,272.62/73,510.38 = 29,397.78/x
  3. Step 3: Cross multiply
    53,272.62x = 73,510.38 × 29,397.78
  4. Step 4: Simplify right side
    53,272.62x = 2,161,041,978.96
  5. Step 5: Solve for x
    x = 2,161,041,978.96/53,272.62
  6. Step 6: Final answer
    x = 40,565.72

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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.