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Finding the Fourth Proportional to 17,192.88, 23,726.16 and 9,740.88

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Solution

The fourth proportional to 17,192.88, 23,726.16 and 9,740.88 is: 13,442.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,192.88 : 23,726.16 = 9,740.88 : x
  2. Step 2: Convert to fraction form
    17,192.88/23,726.16 = 9,740.88/x
  3. Step 3: Cross multiply
    17,192.88x = 23,726.16 × 9,740.88
  4. Step 4: Simplify right side
    17,192.88x = 231,113,677.42
  5. Step 5: Solve for x
    x = 231,113,677.42/17,192.88
  6. Step 6: Final answer
    x = 13,442.41

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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.