Home / 16,754.40-25,121.28-5,660.04

Finding the Fourth Proportional to 16,754.40, 25,121.28 and 5,660.04

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Solution

The fourth proportional to 16,754.40, 25,121.28 and 5,660.04 is: 8,486.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,754.40 : 25,121.28 = 5,660.04 : x
  2. Step 2: Convert to fraction form
    16,754.40/25,121.28 = 5,660.04/x
  3. Step 3: Cross multiply
    16,754.40x = 25,121.28 × 5,660.04
  4. Step 4: Simplify right side
    16,754.40x = 142,187,449.65
  5. Step 5: Solve for x
    x = 142,187,449.65/16,754.40
  6. Step 6: Final answer
    x = 8,486.57

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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.