Home / 11,862.46-17,793.66-11,140.75

Finding the Fourth Proportional to 11,862.46, 17,793.66 and 11,140.75

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Solution

The fourth proportional to 11,862.46, 17,793.66 and 11,140.75 is: 16,711.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862.46 : 17,793.66 = 11,140.75 : x
  2. Step 2: Convert to fraction form
    11,862.46/17,793.66 = 11,140.75/x
  3. Step 3: Cross multiply
    11,862.46x = 17,793.66 × 11,140.75
  4. Step 4: Simplify right side
    11,862.46x = 198,234,628.68
  5. Step 5: Solve for x
    x = 198,234,628.68/11,862.46
  6. Step 6: Final answer
    x = 16,711.10

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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.