Home / 17,108.20-25,659.06-7,247.80

Finding the Fourth Proportional to 17,108.20, 25,659.06 and 7,247.80

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Solution

The fourth proportional to 17,108.20, 25,659.06 and 7,247.80 is: 10,870.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,108.20 : 25,659.06 = 7,247.80 : x
  2. Step 2: Convert to fraction form
    17,108.20/25,659.06 = 7,247.80/x
  3. Step 3: Cross multiply
    17,108.20x = 25,659.06 × 7,247.80
  4. Step 4: Simplify right side
    17,108.20x = 185,971,735.07
  5. Step 5: Solve for x
    x = 185,971,735.07/17,108.20
  6. Step 6: Final answer
    x = 10,870.33

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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.