Home / 15,372.28-23,061.50-5,512.33

Finding the Fourth Proportional to 15,372.28, 23,061.50 and 5,512.33

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Solution

The fourth proportional to 15,372.28, 23,061.50 and 5,512.33 is: 8,269.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,372.28 : 23,061.50 = 5,512.33 : x
  2. Step 2: Convert to fraction form
    15,372.28/23,061.50 = 5,512.33/x
  3. Step 3: Cross multiply
    15,372.28x = 23,061.50 × 5,512.33
  4. Step 4: Simplify right side
    15,372.28x = 127,122,598.30
  5. Step 5: Solve for x
    x = 127,122,598.30/15,372.28
  6. Step 6: Final answer
    x = 8,269.60

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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.