Home / 41,920.20-62,866.94-13,835.04

Finding the Fourth Proportional to 41,920.20, 62,866.94 and 13,835.04

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Solution

The fourth proportional to 41,920.20, 62,866.94 and 13,835.04 is: 20,748.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,920.20 : 62,866.94 = 13,835.04 : x
  2. Step 2: Convert to fraction form
    41,920.20/62,866.94 = 13,835.04/x
  3. Step 3: Cross multiply
    41,920.20x = 62,866.94 × 13,835.04
  4. Step 4: Simplify right side
    41,920.20x = 869,766,560.40
  5. Step 5: Solve for x
    x = 869,766,560.40/41,920.20
  6. Step 6: Final answer
    x = 20,748.15

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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.