Home / 41,442.20-62,128.15-14,780.16

Finding the Fourth Proportional to 41,442.20, 62,128.15 and 14,780.16

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Solution

The fourth proportional to 41,442.20, 62,128.15 and 14,780.16 is: 22,157.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,442.20 : 62,128.15 = 14,780.16 : x
  2. Step 2: Convert to fraction form
    41,442.20/62,128.15 = 14,780.16/x
  3. Step 3: Cross multiply
    41,442.20x = 62,128.15 × 14,780.16
  4. Step 4: Simplify right side
    41,442.20x = 918,263,997.50
  5. Step 5: Solve for x
    x = 918,263,997.50/41,442.20
  6. Step 6: Final answer
    x = 22,157.70

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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.