Home / 52,841.90-72,919.56-31,632.86

Finding the Fourth Proportional to 52,841.90, 72,919.56 and 31,632.86

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Solution

The fourth proportional to 52,841.90, 72,919.56 and 31,632.86 is: 43,651.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,841.90 : 72,919.56 = 31,632.86 : x
  2. Step 2: Convert to fraction form
    52,841.90/72,919.56 = 31,632.86/x
  3. Step 3: Cross multiply
    52,841.90x = 72,919.56 × 31,632.86
  4. Step 4: Simplify right side
    52,841.90x = 2,306,654,232.74
  5. Step 5: Solve for x
    x = 2,306,654,232.74/52,841.90
  6. Step 6: Final answer
    x = 43,651.99

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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.