Home / 22,757.21-34,140.69-7,966.61

Finding the Fourth Proportional to 22,757.21, 34,140.69 and 7,966.61

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Solution

The fourth proportional to 22,757.21, 34,140.69 and 7,966.61 is: 11,951.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,757.21 : 34,140.69 = 7,966.61 : x
  2. Step 2: Convert to fraction form
    22,757.21/34,140.69 = 7,966.61/x
  3. Step 3: Cross multiply
    22,757.21x = 34,140.69 × 7,966.61
  4. Step 4: Simplify right side
    22,757.21x = 271,985,519.69
  5. Step 5: Solve for x
    x = 271,985,519.69/22,757.21
  6. Step 6: Final answer
    x = 11,951.62

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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.