Home / 18,248.13-25,193.36-16,356.38

Finding the Fourth Proportional to 18,248.13, 25,193.36 and 16,356.38

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Solution

The fourth proportional to 18,248.13, 25,193.36 and 16,356.38 is: 22,581.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,248.13 : 25,193.36 = 16,356.38 : x
  2. Step 2: Convert to fraction form
    18,248.13/25,193.36 = 16,356.38/x
  3. Step 3: Cross multiply
    18,248.13x = 25,193.36 × 16,356.38
  4. Step 4: Simplify right side
    18,248.13x = 412,072,084.56
  5. Step 5: Solve for x
    x = 412,072,084.56/18,248.13
  6. Step 6: Final answer
    x = 22,581.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.