Home / 17,339.43-26,009.15-4,191.80

Finding the Fourth Proportional to 17,339.43, 26,009.15 and 4,191.80

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Solution

The fourth proportional to 17,339.43, 26,009.15 and 4,191.80 is: 6,287.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,339.43 : 26,009.15 = 4,191.80 : x
  2. Step 2: Convert to fraction form
    17,339.43/26,009.15 = 4,191.80/x
  3. Step 3: Cross multiply
    17,339.43x = 26,009.15 × 4,191.80
  4. Step 4: Simplify right side
    17,339.43x = 109,025,003.97
  5. Step 5: Solve for x
    x = 109,025,003.97/17,339.43
  6. Step 6: Final answer
    x = 6,287.69

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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.