Home / 25,422.50-35,062.25-17,893.75

Finding the Fourth Proportional to 25,422.50, 35,062.25 and 17,893.75

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Solution

The fourth proportional to 25,422.50, 35,062.25 and 17,893.75 is: 24,678.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,422.50 : 35,062.25 = 17,893.75 : x
  2. Step 2: Convert to fraction form
    25,422.50/35,062.25 = 17,893.75/x
  3. Step 3: Cross multiply
    25,422.50x = 35,062.25 × 17,893.75
  4. Step 4: Simplify right side
    25,422.50x = 627,394,958.81
  5. Step 5: Solve for x
    x = 627,394,958.81/25,422.50
  6. Step 6: Final answer
    x = 24,678.73

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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.