Home / 17,503.62-26,233.47-13,791.21

Finding the Fourth Proportional to 17,503.62, 26,233.47 and 13,791.21

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Solution

The fourth proportional to 17,503.62, 26,233.47 and 13,791.21 is: 20,669.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,503.62 : 26,233.47 = 13,791.21 : x
  2. Step 2: Convert to fraction form
    17,503.62/26,233.47 = 13,791.21/x
  3. Step 3: Cross multiply
    17,503.62x = 26,233.47 × 13,791.21
  4. Step 4: Simplify right side
    17,503.62x = 361,791,293.80
  5. Step 5: Solve for x
    x = 361,791,293.80/17,503.62
  6. Step 6: Final answer
    x = 20,669.51

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1.5x scale

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.