Home / 25,922.20-38,888.94-8,393.80

Finding the Fourth Proportional to 25,922.20, 38,888.94 and 8,393.80

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Solution

The fourth proportional to 25,922.20, 38,888.94 and 8,393.80 is: 12,592.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,922.20 : 38,888.94 = 8,393.80 : x
  2. Step 2: Convert to fraction form
    25,922.20/38,888.94 = 8,393.80/x
  3. Step 3: Cross multiply
    25,922.20x = 38,888.94 × 8,393.80
  4. Step 4: Simplify right side
    25,922.20x = 326,425,984.57
  5. Step 5: Solve for x
    x = 326,425,984.57/25,922.20
  6. Step 6: Final answer
    x = 12,592.53

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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.