Home / 18,211.04-25,133.17-10,659.82

Finding the Fourth Proportional to 18,211.04, 25,133.17 and 10,659.82

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Solution

The fourth proportional to 18,211.04, 25,133.17 and 10,659.82 is: 14,711.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,211.04 : 25,133.17 = 10,659.82 : x
  2. Step 2: Convert to fraction form
    18,211.04/25,133.17 = 10,659.82/x
  3. Step 3: Cross multiply
    18,211.04x = 25,133.17 × 10,659.82
  4. Step 4: Simplify right side
    18,211.04x = 267,915,045.86
  5. Step 5: Solve for x
    x = 267,915,045.86/18,211.04
  6. Step 6: Final answer
    x = 14,711.68

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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.