Home / 26,966.89-40,433.43-8,240.70

Finding the Fourth Proportional to 26,966.89, 40,433.43 and 8,240.70

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Solution

The fourth proportional to 26,966.89, 40,433.43 and 8,240.70 is: 12,355.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,966.89 : 40,433.43 = 8,240.70 : x
  2. Step 2: Convert to fraction form
    26,966.89/40,433.43 = 8,240.70/x
  3. Step 3: Cross multiply
    26,966.89x = 40,433.43 × 8,240.70
  4. Step 4: Simplify right side
    26,966.89x = 333,199,766.60
  5. Step 5: Solve for x
    x = 333,199,766.60/26,966.89
  6. Step 6: Final answer
    x = 12,355.88

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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.