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Finding the Fourth Proportional to 22,991.45, 34,496.08 and 8,952.73

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Solution

The fourth proportional to 22,991.45, 34,496.08 and 8,952.73 is: 13,432.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,991.45 : 34,496.08 = 8,952.73 : x
  2. Step 2: Convert to fraction form
    22,991.45/34,496.08 = 8,952.73/x
  3. Step 3: Cross multiply
    22,991.45x = 34,496.08 × 8,952.73
  4. Step 4: Simplify right side
    22,991.45x = 308,833,981.68
  5. Step 5: Solve for x
    x = 308,833,981.68/22,991.45
  6. Step 6: Final answer
    x = 13,432.56

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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.