Home / 25,651.67-38,481.35-9,008.76

Finding the Fourth Proportional to 25,651.67, 38,481.35 and 9,008.76

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Solution

The fourth proportional to 25,651.67, 38,481.35 and 9,008.76 is: 13,514.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,651.67 : 38,481.35 = 9,008.76 : x
  2. Step 2: Convert to fraction form
    25,651.67/38,481.35 = 9,008.76/x
  3. Step 3: Cross multiply
    25,651.67x = 38,481.35 × 9,008.76
  4. Step 4: Simplify right side
    25,651.67x = 346,669,201.58
  5. Step 5: Solve for x
    x = 346,669,201.58/25,651.67
  6. Step 6: Final answer
    x = 13,514.49

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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.