Home / 15,952.25-23,930.97-5,423.21

Finding the Fourth Proportional to 15,952.25, 23,930.97 and 5,423.21

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Solution

The fourth proportional to 15,952.25, 23,930.97 and 5,423.21 is: 8,135.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,952.25 : 23,930.97 = 5,423.21 : x
  2. Step 2: Convert to fraction form
    15,952.25/23,930.97 = 5,423.21/x
  3. Step 3: Cross multiply
    15,952.25x = 23,930.97 × 5,423.21
  4. Step 4: Simplify right side
    15,952.25x = 129,782,753.21
  5. Step 5: Solve for x
    x = 129,782,753.21/15,952.25
  6. Step 6: Final answer
    x = 8,135.70

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1.5x scale

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.