Home / 41,205.40-61,780.79-14,906.72

Finding the Fourth Proportional to 41,205.40, 61,780.79 and 14,906.72

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Solution

The fourth proportional to 41,205.40, 61,780.79 and 14,906.72 is: 22,350.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,205.40 : 61,780.79 = 14,906.72 : x
  2. Step 2: Convert to fraction form
    41,205.40/61,780.79 = 14,906.72/x
  3. Step 3: Cross multiply
    41,205.40x = 61,780.79 × 14,906.72
  4. Step 4: Simplify right side
    41,205.40x = 920,948,937.91
  5. Step 5: Solve for x
    x = 920,948,937.91/41,205.40
  6. Step 6: Final answer
    x = 22,350.20

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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.