Home / 43,192.87-64,747.69-22,142.79

Finding the Fourth Proportional to 43,192.87, 64,747.69 and 22,142.79

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Solution

The fourth proportional to 43,192.87, 64,747.69 and 22,142.79 is: 33,192.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,192.87 : 64,747.69 = 22,142.79 : x
  2. Step 2: Convert to fraction form
    43,192.87/64,747.69 = 22,142.79/x
  3. Step 3: Cross multiply
    43,192.87x = 64,747.69 × 22,142.79
  4. Step 4: Simplify right side
    43,192.87x = 1,433,694,447.30
  5. Step 5: Solve for x
    x = 1,433,694,447.30/43,192.87
  6. Step 6: Final answer
    x = 33,192.85

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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.