Home / 18,441.23-27,685.17-15,358.95

Finding the Fourth Proportional to 18,441.23, 27,685.17 and 15,358.95

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Solution

The fourth proportional to 18,441.23, 27,685.17 and 15,358.95 is: 23,057.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,441.23 : 27,685.17 = 15,358.95 : x
  2. Step 2: Convert to fraction form
    18,441.23/27,685.17 = 15,358.95/x
  3. Step 3: Cross multiply
    18,441.23x = 27,685.17 × 15,358.95
  4. Step 4: Simplify right side
    18,441.23x = 425,215,141.77
  5. Step 5: Solve for x
    x = 425,215,141.77/18,441.23
  6. Step 6: Final answer
    x = 23,057.86

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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.