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Finding the Fourth Proportional to 22,758.49, 34,143.93 and 6,963.17

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Solution

The fourth proportional to 22,758.49, 34,143.93 and 6,963.17 is: 10,446.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,758.49 : 34,143.93 = 6,963.17 : x
  2. Step 2: Convert to fraction form
    22,758.49/34,143.93 = 6,963.17/x
  3. Step 3: Cross multiply
    22,758.49x = 34,143.93 × 6,963.17
  4. Step 4: Simplify right side
    22,758.49x = 237,749,989.06
  5. Step 5: Solve for x
    x = 237,749,989.06/22,758.49
  6. Step 6: Final answer
    x = 10,446.65

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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.