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Finding the Fourth Proportional to 22,872.84, 34,304.46 and 6,453

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Solution

The fourth proportional to 22,872.84, 34,304.46 and 6,453 is: 9,678.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,872.84 : 34,304.46 = 6,453 : x
  2. Step 2: Convert to fraction form
    22,872.84/34,304.46 = 6,453/x
  3. Step 3: Cross multiply
    22,872.84x = 34,304.46 × 6,453
  4. Step 4: Simplify right side
    22,872.84x = 221,366,680.38
  5. Step 5: Solve for x
    x = 221,366,680.38/22,872.84
  6. Step 6: Final answer
    x = 9,678.15

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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.