Home / 26,945.55-40,420.15-8,225.71

Finding the Fourth Proportional to 26,945.55, 40,420.15 and 8,225.71

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Solution

The fourth proportional to 26,945.55, 40,420.15 and 8,225.71 is: 12,339.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,945.55 : 40,420.15 = 8,225.71 : x
  2. Step 2: Convert to fraction form
    26,945.55/40,420.15 = 8,225.71/x
  3. Step 3: Cross multiply
    26,945.55x = 40,420.15 × 8,225.71
  4. Step 4: Simplify right side
    26,945.55x = 332,484,310.44
  5. Step 5: Solve for x
    x = 332,484,310.44/26,945.55
  6. Step 6: Final answer
    x = 12,339.12

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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.