Home / 25,902.85-38,665.17-22,228.69

Finding the Fourth Proportional to 25,902.85, 38,665.17 and 22,228.69

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Solution

The fourth proportional to 25,902.85, 38,665.17 and 22,228.69 is: 33,180.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,902.85 : 38,665.17 = 22,228.69 : x
  2. Step 2: Convert to fraction form
    25,902.85/38,665.17 = 22,228.69/x
  3. Step 3: Cross multiply
    25,902.85x = 38,665.17 × 22,228.69
  4. Step 4: Simplify right side
    25,902.85x = 859,476,077.73
  5. Step 5: Solve for x
    x = 859,476,077.73/25,902.85
  6. Step 6: Final answer
    x = 33,180.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.