Home / 18,087.29-27,121.18-5,601.95

Finding the Fourth Proportional to 18,087.29, 27,121.18 and 5,601.95

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Solution

The fourth proportional to 18,087.29, 27,121.18 and 5,601.95 is: 8,399.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,087.29 : 27,121.18 = 5,601.95 : x
  2. Step 2: Convert to fraction form
    18,087.29/27,121.18 = 5,601.95/x
  3. Step 3: Cross multiply
    18,087.29x = 27,121.18 × 5,601.95
  4. Step 4: Simplify right side
    18,087.29x = 151,931,494.30
  5. Step 5: Solve for x
    x = 151,931,494.30/18,087.29
  6. Step 6: Final answer
    x = 8,399.90

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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.