Home / 22,812.38-34,229.40-15,803.18

Finding the Fourth Proportional to 22,812.38, 34,229.40 and 15,803.18

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Solution

The fourth proportional to 22,812.38, 34,229.40 and 15,803.18 is: 23,712.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,812.38 : 34,229.40 = 15,803.18 : x
  2. Step 2: Convert to fraction form
    22,812.38/34,229.40 = 15,803.18/x
  3. Step 3: Cross multiply
    22,812.38x = 34,229.40 × 15,803.18
  4. Step 4: Simplify right side
    22,812.38x = 540,933,369.49
  5. Step 5: Solve for x
    x = 540,933,369.49/22,812.38
  6. Step 6: Final answer
    x = 23,712.27

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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.