Home / 22,321.28-33,487.55-15,760.28

Finding the Fourth Proportional to 22,321.28, 33,487.55 and 15,760.28

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Solution

The fourth proportional to 22,321.28, 33,487.55 and 15,760.28 is: 23,644.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,321.28 : 33,487.55 = 15,760.28 : x
  2. Step 2: Convert to fraction form
    22,321.28/33,487.55 = 15,760.28/x
  3. Step 3: Cross multiply
    22,321.28x = 33,487.55 × 15,760.28
  4. Step 4: Simplify right side
    22,321.28x = 527,773,085.71
  5. Step 5: Solve for x
    x = 527,773,085.71/22,321.28
  6. Step 6: Final answer
    x = 23,644.39

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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.