Home / 17,418.92-26,122.86-5,729.42

Finding the Fourth Proportional to 17,418.92, 26,122.86 and 5,729.42

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Solution

The fourth proportional to 17,418.92, 26,122.86 and 5,729.42 is: 8,592.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,418.92 : 26,122.86 = 5,729.42 : x
  2. Step 2: Convert to fraction form
    17,418.92/26,122.86 = 5,729.42/x
  3. Step 3: Cross multiply
    17,418.92x = 26,122.86 × 5,729.42
  4. Step 4: Simplify right side
    17,418.92x = 149,668,836.54
  5. Step 5: Solve for x
    x = 149,668,836.54/17,418.92
  6. Step 6: Final answer
    x = 8,592.31

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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.