Home / 25,876.30-35,722.89-17,422.87

Finding the Fourth Proportional to 25,876.30, 35,722.89 and 17,422.87

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Solution

The fourth proportional to 25,876.30, 35,722.89 and 17,422.87 is: 24,052.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,876.30 : 35,722.89 = 17,422.87 : x
  2. Step 2: Convert to fraction form
    25,876.30/35,722.89 = 17,422.87/x
  3. Step 3: Cross multiply
    25,876.30x = 35,722.89 × 17,422.87
  4. Step 4: Simplify right side
    25,876.30x = 622,395,268.49
  5. Step 5: Solve for x
    x = 622,395,268.49/25,876.30
  6. Step 6: Final answer
    x = 24,052.71

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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.