Home / 12,724.46-19,034.85-10,650.86

Finding the Fourth Proportional to 12,724.46, 19,034.85 and 10,650.86

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Solution

The fourth proportional to 12,724.46, 19,034.85 and 10,650.86 is: 15,932.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,724.46 : 19,034.85 = 10,650.86 : x
  2. Step 2: Convert to fraction form
    12,724.46/19,034.85 = 10,650.86/x
  3. Step 3: Cross multiply
    12,724.46x = 19,034.85 × 10,650.86
  4. Step 4: Simplify right side
    12,724.46x = 202,737,522.47
  5. Step 5: Solve for x
    x = 202,737,522.47/12,724.46
  6. Step 6: Final answer
    x = 15,932.90

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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.