Home / 40,998.38-61,497.56-13,296.38

Finding the Fourth Proportional to 40,998.38, 61,497.56 and 13,296.38

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Solution

The fourth proportional to 40,998.38, 61,497.56 and 13,296.38 is: 19,944.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,998.38 : 61,497.56 = 13,296.38 : x
  2. Step 2: Convert to fraction form
    40,998.38/61,497.56 = 13,296.38/x
  3. Step 3: Cross multiply
    40,998.38x = 61,497.56 × 13,296.38
  4. Step 4: Simplify right side
    40,998.38x = 817,694,652.59
  5. Step 5: Solve for x
    x = 817,694,652.59/40,998.38
  6. Step 6: Final answer
    x = 19,944.56

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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.