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Finding the Fourth Proportional to 23,976.80, 35,956.08 and 7,331.68

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Solution

The fourth proportional to 23,976.80, 35,956.08 and 7,331.68 is: 10,994.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,976.80 : 35,956.08 = 7,331.68 : x
  2. Step 2: Convert to fraction form
    23,976.80/35,956.08 = 7,331.68/x
  3. Step 3: Cross multiply
    23,976.80x = 35,956.08 × 7,331.68
  4. Step 4: Simplify right side
    23,976.80x = 263,618,472.61
  5. Step 5: Solve for x
    x = 263,618,472.61/23,976.80
  6. Step 6: Final answer
    x = 10,994.73

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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.