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Finding the Fourth Proportional to 27,149.41, 40,909.07 and 22,327.09

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Solution

The fourth proportional to 27,149.41, 40,909.07 and 22,327.09 is: 33,642.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,149.41 : 40,909.07 = 22,327.09 : x
  2. Step 2: Convert to fraction form
    27,149.41/40,909.07 = 22,327.09/x
  3. Step 3: Cross multiply
    27,149.41x = 40,909.07 × 22,327.09
  4. Step 4: Simplify right side
    27,149.41x = 913,380,487.71
  5. Step 5: Solve for x
    x = 913,380,487.71/27,149.41
  6. Step 6: Final answer
    x = 33,642.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.