Home / 18,098.46-27,146.41-5,618.18

Finding the Fourth Proportional to 18,098.46, 27,146.41 and 5,618.18

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Solution

The fourth proportional to 18,098.46, 27,146.41 and 5,618.18 is: 8,426.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,098.46 : 27,146.41 = 5,618.18 : x
  2. Step 2: Convert to fraction form
    18,098.46/27,146.41 = 5,618.18/x
  3. Step 3: Cross multiply
    18,098.46x = 27,146.41 × 5,618.18
  4. Step 4: Simplify right side
    18,098.46x = 152,513,471.55
  5. Step 5: Solve for x
    x = 152,513,471.55/18,098.46
  6. Step 6: Final answer
    x = 8,426.88

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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.