Home / 27,439.16-41,159.88-13,382.43

Finding the Fourth Proportional to 27,439.16, 41,159.88 and 13,382.43

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Solution

The fourth proportional to 27,439.16, 41,159.88 and 13,382.43 is: 20,074.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,439.16 : 41,159.88 = 13,382.43 : x
  2. Step 2: Convert to fraction form
    27,439.16/41,159.88 = 13,382.43/x
  3. Step 3: Cross multiply
    27,439.16x = 41,159.88 × 13,382.43
  4. Step 4: Simplify right side
    27,439.16x = 550,819,212.91
  5. Step 5: Solve for x
    x = 550,819,212.91/27,439.16
  6. Step 6: Final answer
    x = 20,074.20

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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.