Home / 41,780.45-62,666.21-11,793.95

Finding the Fourth Proportional to 41,780.45, 62,666.21 and 11,793.95

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Solution

The fourth proportional to 41,780.45, 62,666.21 and 11,793.95 is: 17,689.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,780.45 : 62,666.21 = 11,793.95 : x
  2. Step 2: Convert to fraction form
    41,780.45/62,666.21 = 11,793.95/x
  3. Step 3: Cross multiply
    41,780.45x = 62,666.21 × 11,793.95
  4. Step 4: Simplify right side
    41,780.45x = 739,081,775.13
  5. Step 5: Solve for x
    x = 739,081,775.13/41,780.45
  6. Step 6: Final answer
    x = 17,689.66

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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.