Home / 10,618.24-14,604.46-8,517.76

Finding the Fourth Proportional to 10,618.24, 14,604.46 and 8,517.76

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Solution

The fourth proportional to 10,618.24, 14,604.46 and 8,517.76 is: 11,715.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,618.24 : 14,604.46 = 8,517.76 : x
  2. Step 2: Convert to fraction form
    10,618.24/14,604.46 = 8,517.76/x
  3. Step 3: Cross multiply
    10,618.24x = 14,604.46 × 8,517.76
  4. Step 4: Simplify right side
    10,618.24x = 124,397,285.21
  5. Step 5: Solve for x
    x = 124,397,285.21/10,618.24
  6. Step 6: Final answer
    x = 11,715.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.