Home / 25,912.20-38,810.70-22,456.20

Finding the Fourth Proportional to 25,912.20, 38,810.70 and 22,456.20

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Solution

The fourth proportional to 25,912.20, 38,810.70 and 22,456.20 is: 33,634.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,912.20 : 38,810.70 = 22,456.20 : x
  2. Step 2: Convert to fraction form
    25,912.20/38,810.70 = 22,456.20/x
  3. Step 3: Cross multiply
    25,912.20x = 38,810.70 × 22,456.20
  4. Step 4: Simplify right side
    25,912.20x = 871,540,841.34
  5. Step 5: Solve for x
    x = 871,540,841.34/25,912.20
  6. Step 6: Final answer
    x = 33,634.38

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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.