Home / 43,273.28-64,859.16-19,553.24

Finding the Fourth Proportional to 43,273.28, 64,859.16 and 19,553.24

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Solution

The fourth proportional to 43,273.28, 64,859.16 and 19,553.24 is: 29,306.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,273.28 : 64,859.16 = 19,553.24 : x
  2. Step 2: Convert to fraction form
    43,273.28/64,859.16 = 19,553.24/x
  3. Step 3: Cross multiply
    43,273.28x = 64,859.16 × 19,553.24
  4. Step 4: Simplify right side
    43,273.28x = 1,268,206,721.68
  5. Step 5: Solve for x
    x = 1,268,206,721.68/43,273.28
  6. Step 6: Final answer
    x = 29,306.92

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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.