Home / 19,143.26-28,714.89-5,996.65

Finding the Fourth Proportional to 19,143.26, 28,714.89 and 5,996.65

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Solution

The fourth proportional to 19,143.26, 28,714.89 and 5,996.65 is: 8,994.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,143.26 : 28,714.89 = 5,996.65 : x
  2. Step 2: Convert to fraction form
    19,143.26/28,714.89 = 5,996.65/x
  3. Step 3: Cross multiply
    19,143.26x = 28,714.89 × 5,996.65
  4. Step 4: Simplify right side
    19,143.26x = 172,193,073.33
  5. Step 5: Solve for x
    x = 172,193,073.33/19,143.26
  6. Step 6: Final answer
    x = 8,994.97

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Double scale
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Similar ratio
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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.