Home / 25,497.40-38,231.25-9,896.80

Finding the Fourth Proportional to 25,497.40, 38,231.25 and 9,896.80

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Solution

The fourth proportional to 25,497.40, 38,231.25 and 9,896.80 is: 14,839.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,497.40 : 38,231.25 = 9,896.80 : x
  2. Step 2: Convert to fraction form
    25,497.40/38,231.25 = 9,896.80/x
  3. Step 3: Cross multiply
    25,497.40x = 38,231.25 × 9,896.80
  4. Step 4: Simplify right side
    25,497.40x = 378,367,035
  5. Step 5: Solve for x
    x = 378,367,035/25,497.40
  6. Step 6: Final answer
    x = 14,839.44

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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.