Home / 17,081.20-25,632.06-7,219.72

Finding the Fourth Proportional to 17,081.20, 25,632.06 and 7,219.72

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Solution

The fourth proportional to 17,081.20, 25,632.06 and 7,219.72 is: 10,833.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,081.20 : 25,632.06 = 7,219.72 : x
  2. Step 2: Convert to fraction form
    17,081.20/25,632.06 = 7,219.72/x
  3. Step 3: Cross multiply
    17,081.20x = 25,632.06 × 7,219.72
  4. Step 4: Simplify right side
    17,081.20x = 185,056,296.22
  5. Step 5: Solve for x
    x = 185,056,296.22/17,081.20
  6. Step 6: Final answer
    x = 10,833.92

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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.