Home / 15,177.52-22,752.41-5,311.41

Finding the Fourth Proportional to 15,177.52, 22,752.41 and 5,311.41

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Solution

The fourth proportional to 15,177.52, 22,752.41 and 5,311.41 is: 7,962.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,177.52 : 22,752.41 = 5,311.41 : x
  2. Step 2: Convert to fraction form
    15,177.52/22,752.41 = 5,311.41/x
  3. Step 3: Cross multiply
    15,177.52x = 22,752.41 × 5,311.41
  4. Step 4: Simplify right side
    15,177.52x = 120,847,456.68
  5. Step 5: Solve for x
    x = 120,847,456.68/15,177.52
  6. Step 6: Final answer
    x = 7,962.27

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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.