Home / 17,145.52-25,691.82-11,577.04

Finding the Fourth Proportional to 17,145.52, 25,691.82 and 11,577.04

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Solution

The fourth proportional to 17,145.52, 25,691.82 and 11,577.04 is: 17,347.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,145.52 : 25,691.82 = 11,577.04 : x
  2. Step 2: Convert to fraction form
    17,145.52/25,691.82 = 11,577.04/x
  3. Step 3: Cross multiply
    17,145.52x = 25,691.82 × 11,577.04
  4. Step 4: Simplify right side
    17,145.52x = 297,435,227.81
  5. Step 5: Solve for x
    x = 297,435,227.81/17,145.52
  6. Step 6: Final answer
    x = 17,347.69

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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.