Home / 17,067.40-25,590.10-11,787.56

Finding the Fourth Proportional to 17,067.40, 25,590.10 and 11,787.56

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Solution

The fourth proportional to 17,067.40, 25,590.10 and 11,787.56 is: 17,673.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,067.40 : 25,590.10 = 11,787.56 : x
  2. Step 2: Convert to fraction form
    17,067.40/25,590.10 = 11,787.56/x
  3. Step 3: Cross multiply
    17,067.40x = 25,590.10 × 11,787.56
  4. Step 4: Simplify right side
    17,067.40x = 301,644,839.16
  5. Step 5: Solve for x
    x = 301,644,839.16/17,067.40
  6. Step 6: Final answer
    x = 17,673.74

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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.