Home / 18,195.17-27,292.50-5,715.95

Finding the Fourth Proportional to 18,195.17, 27,292.50 and 5,715.95

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Solution

The fourth proportional to 18,195.17, 27,292.50 and 5,715.95 is: 8,573.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,195.17 : 27,292.50 = 5,715.95 : x
  2. Step 2: Convert to fraction form
    18,195.17/27,292.50 = 5,715.95/x
  3. Step 3: Cross multiply
    18,195.17x = 27,292.50 × 5,715.95
  4. Step 4: Simplify right side
    18,195.17x = 156,002,501.52
  5. Step 5: Solve for x
    x = 156,002,501.52/18,195.17
  6. Step 6: Final answer
    x = 8,573.84

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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.