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Finding the Fourth Proportional to 17,208.59, 23,744.21 and 11,249.01

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Solution

The fourth proportional to 17,208.59, 23,744.21 and 11,249.01 is: 15,521.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,208.59 : 23,744.21 = 11,249.01 : x
  2. Step 2: Convert to fraction form
    17,208.59/23,744.21 = 11,249.01/x
  3. Step 3: Cross multiply
    17,208.59x = 23,744.21 × 11,249.01
  4. Step 4: Simplify right side
    17,208.59x = 267,098,799.49
  5. Step 5: Solve for x
    x = 267,098,799.49/17,208.59
  6. Step 6: Final answer
    x = 15,521.25

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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.