Home / 56,651.28-84,959.52-18,693.53

Finding the Fourth Proportional to 56,651.28, 84,959.52 and 18,693.53

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Solution

The fourth proportional to 56,651.28, 84,959.52 and 18,693.53 is: 28,034.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,651.28 : 84,959.52 = 18,693.53 : x
  2. Step 2: Convert to fraction form
    56,651.28/84,959.52 = 18,693.53/x
  3. Step 3: Cross multiply
    56,651.28x = 84,959.52 × 18,693.53
  4. Step 4: Simplify right side
    56,651.28x = 1,588,193,159.61
  5. Step 5: Solve for x
    x = 1,588,193,159.61/56,651.28
  6. Step 6: Final answer
    x = 28,034.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.