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Finding the Fourth Proportional to 17,791.23, 24,552.09 and 9,725.13

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Solution

The fourth proportional to 17,791.23, 24,552.09 and 9,725.13 is: 13,420.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,791.23 : 24,552.09 = 9,725.13 : x
  2. Step 2: Convert to fraction form
    17,791.23/24,552.09 = 9,725.13/x
  3. Step 3: Cross multiply
    17,791.23x = 24,552.09 × 9,725.13
  4. Step 4: Simplify right side
    17,791.23x = 238,772,267.02
  5. Step 5: Solve for x
    x = 238,772,267.02/17,791.23
  6. Step 6: Final answer
    x = 13,420.78

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1.5x scale

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.