Home / 14,659.23-20,229.66-7,944.79

Finding the Fourth Proportional to 14,659.23, 20,229.66 and 7,944.79

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Solution

The fourth proportional to 14,659.23, 20,229.66 and 7,944.79 is: 10,963.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,659.23 : 20,229.66 = 7,944.79 : x
  2. Step 2: Convert to fraction form
    14,659.23/20,229.66 = 7,944.79/x
  3. Step 3: Cross multiply
    14,659.23x = 20,229.66 × 7,944.79
  4. Step 4: Simplify right side
    14,659.23x = 160,720,349.90
  5. Step 5: Solve for x
    x = 160,720,349.90/14,659.23
  6. Step 6: Final answer
    x = 10,963.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.