Home / 40,628.56-60,944.18-13,974.28

Finding the Fourth Proportional to 40,628.56, 60,944.18 and 13,974.28

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Solution

The fourth proportional to 40,628.56, 60,944.18 and 13,974.28 is: 20,961.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,628.56 : 60,944.18 = 13,974.28 : x
  2. Step 2: Convert to fraction form
    40,628.56/60,944.18 = 13,974.28/x
  3. Step 3: Cross multiply
    40,628.56x = 60,944.18 × 13,974.28
  4. Step 4: Simplify right side
    40,628.56x = 851,651,035.69
  5. Step 5: Solve for x
    x = 851,651,035.69/40,628.56
  6. Step 6: Final answer
    x = 20,961.88

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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.