Home / 17,187.14-25,780.68-5,501.26

Finding the Fourth Proportional to 17,187.14, 25,780.68 and 5,501.26

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Solution

The fourth proportional to 17,187.14, 25,780.68 and 5,501.26 is: 8,251.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,187.14 : 25,780.68 = 5,501.26 : x
  2. Step 2: Convert to fraction form
    17,187.14/25,780.68 = 5,501.26/x
  3. Step 3: Cross multiply
    17,187.14x = 25,780.68 × 5,501.26
  4. Step 4: Simplify right side
    17,187.14x = 141,826,223.66
  5. Step 5: Solve for x
    x = 141,826,223.66/17,187.14
  6. Step 6: Final answer
    x = 8,251.88

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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.