Home / 27,126.41-40,684.96-8,150.75

Finding the Fourth Proportional to 27,126.41, 40,684.96 and 8,150.75

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Solution

The fourth proportional to 27,126.41, 40,684.96 and 8,150.75 is: 12,224.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,126.41 : 40,684.96 = 8,150.75 : x
  2. Step 2: Convert to fraction form
    27,126.41/40,684.96 = 8,150.75/x
  3. Step 3: Cross multiply
    27,126.41x = 40,684.96 × 8,150.75
  4. Step 4: Simplify right side
    27,126.41x = 331,612,693.54
  5. Step 5: Solve for x
    x = 331,612,693.54/27,126.41
  6. Step 6: Final answer
    x = 12,224.72

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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.