Home / 22,772.80-34,151.48-8,729.52

Finding the Fourth Proportional to 22,772.80, 34,151.48 and 8,729.52

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Solution

The fourth proportional to 22,772.80, 34,151.48 and 8,729.52 is: 13,091.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,772.80 : 34,151.48 = 8,729.52 : x
  2. Step 2: Convert to fraction form
    22,772.80/34,151.48 = 8,729.52/x
  3. Step 3: Cross multiply
    22,772.80x = 34,151.48 × 8,729.52
  4. Step 4: Simplify right side
    22,772.80x = 298,126,027.69
  5. Step 5: Solve for x
    x = 298,126,027.69/22,772.80
  6. Step 6: Final answer
    x = 13,091.32

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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.