Home / 41,238.58-56,909.90-22,375.70

Finding the Fourth Proportional to 41,238.58, 56,909.90 and 22,375.70

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Solution

The fourth proportional to 41,238.58, 56,909.90 and 22,375.70 is: 30,878.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,238.58 : 56,909.90 = 22,375.70 : x
  2. Step 2: Convert to fraction form
    41,238.58/56,909.90 = 22,375.70/x
  3. Step 3: Cross multiply
    41,238.58x = 56,909.90 × 22,375.70
  4. Step 4: Simplify right side
    41,238.58x = 1,273,398,737.55
  5. Step 5: Solve for x
    x = 1,273,398,737.55/41,238.58
  6. Step 6: Final answer
    x = 30,878.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.