Home / 27,167.74-40,757.38-8,447.32

Finding the Fourth Proportional to 27,167.74, 40,757.38 and 8,447.32

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Solution

The fourth proportional to 27,167.74, 40,757.38 and 8,447.32 is: 12,672.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,167.74 : 40,757.38 = 8,447.32 : x
  2. Step 2: Convert to fraction form
    27,167.74/40,757.38 = 8,447.32/x
  3. Step 3: Cross multiply
    27,167.74x = 40,757.38 × 8,447.32
  4. Step 4: Simplify right side
    27,167.74x = 344,290,631.22
  5. Step 5: Solve for x
    x = 344,290,631.22/27,167.74
  6. Step 6: Final answer
    x = 12,672.77

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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.