Home / 56,517.52-77,996.56-31,367.04

Finding the Fourth Proportional to 56,517.52, 77,996.56 and 31,367.04

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Solution

The fourth proportional to 56,517.52, 77,996.56 and 31,367.04 is: 43,287.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,517.52 : 77,996.56 = 31,367.04 : x
  2. Step 2: Convert to fraction form
    56,517.52/77,996.56 = 31,367.04/x
  3. Step 3: Cross multiply
    56,517.52x = 77,996.56 × 31,367.04
  4. Step 4: Simplify right side
    56,517.52x = 2,446,521,217.38
  5. Step 5: Solve for x
    x = 2,446,521,217.38/56,517.52
  6. Step 6: Final answer
    x = 43,287.84

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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.