Home / 17,491.20-26,247.47-6,959.31

Finding the Fourth Proportional to 17,491.20, 26,247.47 and 6,959.31

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Solution

The fourth proportional to 17,491.20, 26,247.47 and 6,959.31 is: 10,443.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,491.20 : 26,247.47 = 6,959.31 : x
  2. Step 2: Convert to fraction form
    17,491.20/26,247.47 = 6,959.31/x
  3. Step 3: Cross multiply
    17,491.20x = 26,247.47 × 6,959.31
  4. Step 4: Simplify right side
    17,491.20x = 182,664,245.65
  5. Step 5: Solve for x
    x = 182,664,245.65/17,491.20
  6. Step 6: Final answer
    x = 10,443.21

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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.