Home / 26,972.28-40,457.40-8,251.56

Finding the Fourth Proportional to 26,972.28, 40,457.40 and 8,251.56

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Solution

The fourth proportional to 26,972.28, 40,457.40 and 8,251.56 is: 12,377.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,972.28 : 40,457.40 = 8,251.56 : x
  2. Step 2: Convert to fraction form
    26,972.28/40,457.40 = 8,251.56/x
  3. Step 3: Cross multiply
    26,972.28x = 40,457.40 × 8,251.56
  4. Step 4: Simplify right side
    26,972.28x = 333,836,663.54
  5. Step 5: Solve for x
    x = 333,836,663.54/26,972.28
  6. Step 6: Final answer
    x = 12,377.03

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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.