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Finding the Fourth Proportional to 29,084.49, 43,630.92 and 9,356.49

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Solution

The fourth proportional to 29,084.49, 43,630.92 and 9,356.49 is: 14,036.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,084.49 : 43,630.92 = 9,356.49 : x
  2. Step 2: Convert to fraction form
    29,084.49/43,630.92 = 9,356.49/x
  3. Step 3: Cross multiply
    29,084.49x = 43,630.92 × 9,356.49
  4. Step 4: Simplify right side
    29,084.49x = 408,232,266.67
  5. Step 5: Solve for x
    x = 408,232,266.67/29,084.49
  6. Step 6: Final answer
    x = 14,036.08

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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.