Home / 22,749.62-34,102.82-7,948.89

Finding the Fourth Proportional to 22,749.62, 34,102.82 and 7,948.89

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Solution

The fourth proportional to 22,749.62, 34,102.82 and 7,948.89 is: 11,915.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,749.62 : 34,102.82 = 7,948.89 : x
  2. Step 2: Convert to fraction form
    22,749.62/34,102.82 = 7,948.89/x
  3. Step 3: Cross multiply
    22,749.62x = 34,102.82 × 7,948.89
  4. Step 4: Simplify right side
    22,749.62x = 271,079,584.74
  5. Step 5: Solve for x
    x = 271,079,584.74/22,749.62
  6. Step 6: Final answer
    x = 11,915.79

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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.