Home / 17,152.98-25,714.68-6,630.39

Finding the Fourth Proportional to 17,152.98, 25,714.68 and 6,630.39

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Solution

The fourth proportional to 17,152.98, 25,714.68 and 6,630.39 is: 9,939.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,152.98 : 25,714.68 = 6,630.39 : x
  2. Step 2: Convert to fraction form
    17,152.98/25,714.68 = 6,630.39/x
  3. Step 3: Cross multiply
    17,152.98x = 25,714.68 × 6,630.39
  4. Step 4: Simplify right side
    17,152.98x = 170,498,357.13
  5. Step 5: Solve for x
    x = 170,498,357.13/17,152.98
  6. Step 6: Final answer
    x = 9,939.87

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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.