Home / 26,912.75-40,375.65-8,444.75

Finding the Fourth Proportional to 26,912.75, 40,375.65 and 8,444.75

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Solution

The fourth proportional to 26,912.75, 40,375.65 and 8,444.75 is: 12,669.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,912.75 : 40,375.65 = 8,444.75 : x
  2. Step 2: Convert to fraction form
    26,912.75/40,375.65 = 8,444.75/x
  3. Step 3: Cross multiply
    26,912.75x = 40,375.65 × 8,444.75
  4. Step 4: Simplify right side
    26,912.75x = 340,962,270.34
  5. Step 5: Solve for x
    x = 340,962,270.34/26,912.75
  6. Step 6: Final answer
    x = 12,669.17

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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.