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Finding the Fourth Proportional to 22,751.58, 34,132.23 and 7,960.98

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Solution

The fourth proportional to 22,751.58, 34,132.23 and 7,960.98 is: 11,943.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,751.58 : 34,132.23 = 7,960.98 : x
  2. Step 2: Convert to fraction form
    22,751.58/34,132.23 = 7,960.98/x
  3. Step 3: Cross multiply
    22,751.58x = 34,132.23 × 7,960.98
  4. Step 4: Simplify right side
    22,751.58x = 271,726,000.39
  5. Step 5: Solve for x
    x = 271,726,000.39/22,751.58
  6. Step 6: Final answer
    x = 11,943.17

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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.