Home / 41,519.20-62,278.80-38,311.60

Finding the Fourth Proportional to 41,519.20, 62,278.80 and 38,311.60

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Solution

The fourth proportional to 41,519.20, 62,278.80 and 38,311.60 is: 57,467.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,519.20 : 62,278.80 = 38,311.60 : x
  2. Step 2: Convert to fraction form
    41,519.20/62,278.80 = 38,311.60/x
  3. Step 3: Cross multiply
    41,519.20x = 62,278.80 × 38,311.60
  4. Step 4: Simplify right side
    41,519.20x = 2,386,000,474.08
  5. Step 5: Solve for x
    x = 2,386,000,474.08/41,519.20
  6. Step 6: Final answer
    x = 57,467.40

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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.