Home / 22,728.20-34,092.54-7,937.15

Finding the Fourth Proportional to 22,728.20, 34,092.54 and 7,937.15

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Solution

The fourth proportional to 22,728.20, 34,092.54 and 7,937.15 is: 11,905.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,728.20 : 34,092.54 = 7,937.15 : x
  2. Step 2: Convert to fraction form
    22,728.20/34,092.54 = 7,937.15/x
  3. Step 3: Cross multiply
    22,728.20x = 34,092.54 × 7,937.15
  4. Step 4: Simplify right side
    22,728.20x = 270,597,433.40
  5. Step 5: Solve for x
    x = 270,597,433.40/22,728.20
  6. Step 6: Final answer
    x = 11,905.80

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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.