Home / 15,247.14-22,872.42-8,671.56

Finding the Fourth Proportional to 15,247.14, 22,872.42 and 8,671.56

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Solution

The fourth proportional to 15,247.14, 22,872.42 and 8,671.56 is: 13,008.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,247.14 : 22,872.42 = 8,671.56 : x
  2. Step 2: Convert to fraction form
    15,247.14/22,872.42 = 8,671.56/x
  3. Step 3: Cross multiply
    15,247.14x = 22,872.42 × 8,671.56
  4. Step 4: Simplify right side
    15,247.14x = 198,339,562.38
  5. Step 5: Solve for x
    x = 198,339,562.38/15,247.14
  6. Step 6: Final answer
    x = 13,008.31

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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.