Home / 25,945.60-38,853.60-17,132.80

Finding the Fourth Proportional to 25,945.60, 38,853.60 and 17,132.80

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Solution

The fourth proportional to 25,945.60, 38,853.60 and 17,132.80 is: 25,656.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,945.60 : 38,853.60 = 17,132.80 : x
  2. Step 2: Convert to fraction form
    25,945.60/38,853.60 = 17,132.80/x
  3. Step 3: Cross multiply
    25,945.60x = 38,853.60 × 17,132.80
  4. Step 4: Simplify right side
    25,945.60x = 665,670,958.08
  5. Step 5: Solve for x
    x = 665,670,958.08/25,945.60
  6. Step 6: Final answer
    x = 25,656.41

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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.