Home / 41,520.80-62,281.17-13,818.80

Finding the Fourth Proportional to 41,520.80, 62,281.17 and 13,818.80

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Solution

The fourth proportional to 41,520.80, 62,281.17 and 13,818.80 is: 20,728.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,520.80 : 62,281.17 = 13,818.80 : x
  2. Step 2: Convert to fraction form
    41,520.80/62,281.17 = 13,818.80/x
  3. Step 3: Cross multiply
    41,520.80x = 62,281.17 × 13,818.80
  4. Step 4: Simplify right side
    41,520.80x = 860,651,032.00
  5. Step 5: Solve for x
    x = 860,651,032.00/41,520.80
  6. Step 6: Final answer
    x = 20,728.19

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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.