Home / 27,439.76-41,159.62-7,718.31

Finding the Fourth Proportional to 27,439.76, 41,159.62 and 7,718.31

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Solution

The fourth proportional to 27,439.76, 41,159.62 and 7,718.31 is: 11,577.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,439.76 : 41,159.62 = 7,718.31 : x
  2. Step 2: Convert to fraction form
    27,439.76/41,159.62 = 7,718.31/x
  3. Step 3: Cross multiply
    27,439.76x = 41,159.62 × 7,718.31
  4. Step 4: Simplify right side
    27,439.76x = 317,682,706.64
  5. Step 5: Solve for x
    x = 317,682,706.64/27,439.76
  6. Step 6: Final answer
    x = 11,577.46

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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.