Home / 56,418.28-84,613.50-23,147.80

Finding the Fourth Proportional to 56,418.28, 84,613.50 and 23,147.80

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Solution

The fourth proportional to 56,418.28, 84,613.50 and 23,147.80 is: 34,715.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,418.28 : 84,613.50 = 23,147.80 : x
  2. Step 2: Convert to fraction form
    56,418.28/84,613.50 = 23,147.80/x
  3. Step 3: Cross multiply
    56,418.28x = 84,613.50 × 23,147.80
  4. Step 4: Simplify right side
    56,418.28x = 1,958,616,375.30
  5. Step 5: Solve for x
    x = 1,958,616,375.30/56,418.28
  6. Step 6: Final answer
    x = 34,715.99

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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.