Home / 27,431.31-41,146.97-6,654.63

Finding the Fourth Proportional to 27,431.31, 41,146.97 and 6,654.63

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Solution

The fourth proportional to 27,431.31, 41,146.97 and 6,654.63 is: 9,981.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,431.31 : 41,146.97 = 6,654.63 : x
  2. Step 2: Convert to fraction form
    27,431.31/41,146.97 = 6,654.63/x
  3. Step 3: Cross multiply
    27,431.31x = 41,146.97 × 6,654.63
  4. Step 4: Simplify right side
    27,431.31x = 273,817,860.97
  5. Step 5: Solve for x
    x = 273,817,860.97/27,431.31
  6. Step 6: Final answer
    x = 9,981.95

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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.