Home / 25,900.33-38,844.73-10,105.78

Finding the Fourth Proportional to 25,900.33, 38,844.73 and 10,105.78

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Solution

The fourth proportional to 25,900.33, 38,844.73 and 10,105.78 is: 15,156.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,900.33 : 38,844.73 = 10,105.78 : x
  2. Step 2: Convert to fraction form
    25,900.33/38,844.73 = 10,105.78/x
  3. Step 3: Cross multiply
    25,900.33x = 38,844.73 × 10,105.78
  4. Step 4: Simplify right side
    25,900.33x = 392,556,295.54
  5. Step 5: Solve for x
    x = 392,556,295.54/25,900.33
  6. Step 6: Final answer
    x = 15,156.42

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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.