Home / 17,149.15-25,725.62-5,459.65

Finding the Fourth Proportional to 17,149.15, 25,725.62 and 5,459.65

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Solution

The fourth proportional to 17,149.15, 25,725.62 and 5,459.65 is: 8,190.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,149.15 : 25,725.62 = 5,459.65 : x
  2. Step 2: Convert to fraction form
    17,149.15/25,725.62 = 5,459.65/x
  3. Step 3: Cross multiply
    17,149.15x = 25,725.62 × 5,459.65
  4. Step 4: Simplify right side
    17,149.15x = 140,452,853.93
  5. Step 5: Solve for x
    x = 140,452,853.93/17,149.15
  6. Step 6: Final answer
    x = 8,190.08

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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.