Home / 24,079.20-36,119.82-7,438.86

Finding the Fourth Proportional to 24,079.20, 36,119.82 and 7,438.86

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Solution

The fourth proportional to 24,079.20, 36,119.82 and 7,438.86 is: 11,158.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,079.20 : 36,119.82 = 7,438.86 : x
  2. Step 2: Convert to fraction form
    24,079.20/36,119.82 = 7,438.86/x
  3. Step 3: Cross multiply
    24,079.20x = 36,119.82 × 7,438.86
  4. Step 4: Simplify right side
    24,079.20x = 268,690,284.21
  5. Step 5: Solve for x
    x = 268,690,284.21/24,079.20
  6. Step 6: Final answer
    x = 11,158.61

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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.