Home / 29,198.24-40,293.57-15,769.50

Finding the Fourth Proportional to 29,198.24, 40,293.57 and 15,769.50

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Solution

The fourth proportional to 29,198.24, 40,293.57 and 15,769.50 is: 21,761.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,198.24 : 40,293.57 = 15,769.50 : x
  2. Step 2: Convert to fraction form
    29,198.24/40,293.57 = 15,769.50/x
  3. Step 3: Cross multiply
    29,198.24x = 40,293.57 × 15,769.50
  4. Step 4: Simplify right side
    29,198.24x = 635,409,452.12
  5. Step 5: Solve for x
    x = 635,409,452.12/29,198.24
  6. Step 6: Final answer
    x = 21,761.91

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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.