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Finding the Fourth Proportional to 24,722, 34,116.36 and 13,544

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Solution

The fourth proportional to 24,722, 34,116.36 and 13,544 is: 18,690.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,722 : 34,116.36 = 13,544 : x
  2. Step 2: Convert to fraction form
    24,722/34,116.36 = 13,544/x
  3. Step 3: Cross multiply
    24,722x = 34,116.36 × 13,544
  4. Step 4: Simplify right side
    24,722x = 462,071,979.84
  5. Step 5: Solve for x
    x = 462,071,979.84/24,722
  6. Step 6: Final answer
    x = 18,690.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.