Home / 18,982.62-28,470.87-6,502.14

Finding the Fourth Proportional to 18,982.62, 28,470.87 and 6,502.14

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Solution

The fourth proportional to 18,982.62, 28,470.87 and 6,502.14 is: 9,752.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,982.62 : 28,470.87 = 6,502.14 : x
  2. Step 2: Convert to fraction form
    18,982.62/28,470.87 = 6,502.14/x
  3. Step 3: Cross multiply
    18,982.62x = 28,470.87 × 6,502.14
  4. Step 4: Simplify right side
    18,982.62x = 185,121,582.66
  5. Step 5: Solve for x
    x = 185,121,582.66/18,982.62
  6. Step 6: Final answer
    x = 9,752.16

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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.