Home / 18,091.50-27,145.01-9,332.57

Finding the Fourth Proportional to 18,091.50, 27,145.01 and 9,332.57

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Solution

The fourth proportional to 18,091.50, 27,145.01 and 9,332.57 is: 14,002.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,091.50 : 27,145.01 = 9,332.57 : x
  2. Step 2: Convert to fraction form
    18,091.50/27,145.01 = 9,332.57/x
  3. Step 3: Cross multiply
    18,091.50x = 27,145.01 × 9,332.57
  4. Step 4: Simplify right side
    18,091.50x = 253,332,593.58
  5. Step 5: Solve for x
    x = 253,332,593.58/18,091.50
  6. Step 6: Final answer
    x = 14,002.85

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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.