Home / 29,278.50-43,923.30-11,749.71

Finding the Fourth Proportional to 29,278.50, 43,923.30 and 11,749.71

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Solution

The fourth proportional to 29,278.50, 43,923.30 and 11,749.71 is: 17,626.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,278.50 : 43,923.30 = 11,749.71 : x
  2. Step 2: Convert to fraction form
    29,278.50/43,923.30 = 11,749.71/x
  3. Step 3: Cross multiply
    29,278.50x = 43,923.30 × 11,749.71
  4. Step 4: Simplify right side
    29,278.50x = 516,086,037.24
  5. Step 5: Solve for x
    x = 516,086,037.24/29,278.50
  6. Step 6: Final answer
    x = 17,626.79

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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.