Home / 25,877.36-35,724.96-17,391.80

Finding the Fourth Proportional to 25,877.36, 35,724.96 and 17,391.80

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Solution

The fourth proportional to 25,877.36, 35,724.96 and 17,391.80 is: 24,010.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,877.36 : 35,724.96 = 17,391.80 : x
  2. Step 2: Convert to fraction form
    25,877.36/35,724.96 = 17,391.80/x
  3. Step 3: Cross multiply
    25,877.36x = 35,724.96 × 17,391.80
  4. Step 4: Simplify right side
    25,877.36x = 621,321,359.33
  5. Step 5: Solve for x
    x = 621,321,359.33/25,877.36
  6. Step 6: Final answer
    x = 24,010.23

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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.