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Finding the Fourth Proportional to 22,750.32, 34,110 and 7,951.08

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Solution

The fourth proportional to 22,750.32, 34,110 and 7,951.08 is: 11,921.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,750.32 : 34,110 = 7,951.08 : x
  2. Step 2: Convert to fraction form
    22,750.32/34,110 = 7,951.08/x
  3. Step 3: Cross multiply
    22,750.32x = 34,110 × 7,951.08
  4. Step 4: Simplify right side
    22,750.32x = 271,211,338.80
  5. Step 5: Solve for x
    x = 271,211,338.80/22,750.32
  6. Step 6: Final answer
    x = 11,921.21

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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.