Home / 15,231.44-22,754.98-15,145.04

Finding the Fourth Proportional to 15,231.44, 22,754.98 and 15,145.04

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Solution

The fourth proportional to 15,231.44, 22,754.98 and 15,145.04 is: 22,625.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,231.44 : 22,754.98 = 15,145.04 : x
  2. Step 2: Convert to fraction form
    15,231.44/22,754.98 = 15,145.04/x
  3. Step 3: Cross multiply
    15,231.44x = 22,754.98 × 15,145.04
  4. Step 4: Simplify right side
    15,231.44x = 344,625,082.30
  5. Step 5: Solve for x
    x = 344,625,082.30/15,231.44
  6. Step 6: Final answer
    x = 22,625.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.