Home / 25,799.72-35,610.98-15,195.47

Finding the Fourth Proportional to 25,799.72, 35,610.98 and 15,195.47

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Solution

The fourth proportional to 25,799.72, 35,610.98 and 15,195.47 is: 20,974.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,799.72 : 35,610.98 = 15,195.47 : x
  2. Step 2: Convert to fraction form
    25,799.72/35,610.98 = 15,195.47/x
  3. Step 3: Cross multiply
    25,799.72x = 35,610.98 × 15,195.47
  4. Step 4: Simplify right side
    25,799.72x = 541,125,324.23
  5. Step 5: Solve for x
    x = 541,125,324.23/25,799.72
  6. Step 6: Final answer
    x = 20,974.08

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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.