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Finding the Fourth Proportional to 22,981.17, 34,471.07 and 6,342.20

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Solution

The fourth proportional to 22,981.17, 34,471.07 and 6,342.20 is: 9,513.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,981.17 : 34,471.07 = 6,342.20 : x
  2. Step 2: Convert to fraction form
    22,981.17/34,471.07 = 6,342.20/x
  3. Step 3: Cross multiply
    22,981.17x = 34,471.07 × 6,342.20
  4. Step 4: Simplify right side
    22,981.17x = 218,622,369.14
  5. Step 5: Solve for x
    x = 218,622,369.14/22,981.17
  6. Step 6: Final answer
    x = 9,513.11

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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.