Home / 39,921.33-55,077.73-25,592.74

Finding the Fourth Proportional to 39,921.33, 55,077.73 and 25,592.74

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Solution

The fourth proportional to 39,921.33, 55,077.73 and 25,592.74 is: 35,309.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,921.33 : 55,077.73 = 25,592.74 : x
  2. Step 2: Convert to fraction form
    39,921.33/55,077.73 = 25,592.74/x
  3. Step 3: Cross multiply
    39,921.33x = 55,077.73 × 25,592.74
  4. Step 4: Simplify right side
    39,921.33x = 1,409,589,620.33
  5. Step 5: Solve for x
    x = 1,409,589,620.33/39,921.33
  6. Step 6: Final answer
    x = 35,309.19

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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.