Home / 22,765.30-34,124.65-8,721.52

Finding the Fourth Proportional to 22,765.30, 34,124.65 and 8,721.52

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Solution

The fourth proportional to 22,765.30, 34,124.65 and 8,721.52 is: 13,073.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,765.30 : 34,124.65 = 8,721.52 : x
  2. Step 2: Convert to fraction form
    22,765.30/34,124.65 = 8,721.52/x
  3. Step 3: Cross multiply
    22,765.30x = 34,124.65 × 8,721.52
  4. Step 4: Simplify right side
    22,765.30x = 297,618,710.35
  5. Step 5: Solve for x
    x = 297,618,710.35/22,765.30
  6. Step 6: Final answer
    x = 13,073.35

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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.