Home / 15,377.25-23,073.17-9,149.56

Finding the Fourth Proportional to 15,377.25, 23,073.17 and 9,149.56

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Solution

The fourth proportional to 15,377.25, 23,073.17 and 9,149.56 is: 13,728.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,377.25 : 23,073.17 = 9,149.56 : x
  2. Step 2: Convert to fraction form
    15,377.25/23,073.17 = 9,149.56/x
  3. Step 3: Cross multiply
    15,377.25x = 23,073.17 × 9,149.56
  4. Step 4: Simplify right side
    15,377.25x = 211,109,353.31
  5. Step 5: Solve for x
    x = 211,109,353.31/15,377.25
  6. Step 6: Final answer
    x = 13,728.68

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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.