Home / 27,100.44-40,654.71-8,382.15

Finding the Fourth Proportional to 27,100.44, 40,654.71 and 8,382.15

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Solution

The fourth proportional to 27,100.44, 40,654.71 and 8,382.15 is: 12,574.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,100.44 : 40,654.71 = 8,382.15 : x
  2. Step 2: Convert to fraction form
    27,100.44/40,654.71 = 8,382.15/x
  3. Step 3: Cross multiply
    27,100.44x = 40,654.71 × 8,382.15
  4. Step 4: Simplify right side
    27,100.44x = 340,773,877.43
  5. Step 5: Solve for x
    x = 340,773,877.43/27,100.44
  6. Step 6: Final answer
    x = 12,574.48

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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.