Home / 13,382.62-20,046.65-6,341.29

Finding the Fourth Proportional to 13,382.62, 20,046.65 and 6,341.29

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Solution

The fourth proportional to 13,382.62, 20,046.65 and 6,341.29 is: 9,499.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,382.62 : 20,046.65 = 6,341.29 : x
  2. Step 2: Convert to fraction form
    13,382.62/20,046.65 = 6,341.29/x
  3. Step 3: Cross multiply
    13,382.62x = 20,046.65 × 6,341.29
  4. Step 4: Simplify right side
    13,382.62x = 127,121,621.18
  5. Step 5: Solve for x
    x = 127,121,621.18/13,382.62
  6. Step 6: Final answer
    x = 9,499.01

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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.