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Finding the Fourth Proportional to 29,199, 43,802.82 and 13,608.12

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Solution

The fourth proportional to 29,199, 43,802.82 and 13,608.12 is: 20,414.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,199 : 43,802.82 = 13,608.12 : x
  2. Step 2: Convert to fraction form
    29,199/43,802.82 = 13,608.12/x
  3. Step 3: Cross multiply
    29,199x = 43,802.82 × 13,608.12
  4. Step 4: Simplify right side
    29,199x = 596,074,030.90
  5. Step 5: Solve for x
    x = 596,074,030.90/29,199
  6. Step 6: Final answer
    x = 20,414.19

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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.