Home / 25,400.20-38,100.30-14,902.60

Finding the Fourth Proportional to 25,400.20, 38,100.30 and 14,902.60

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Solution

The fourth proportional to 25,400.20, 38,100.30 and 14,902.60 is: 22,353.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,400.20 : 38,100.30 = 14,902.60 : x
  2. Step 2: Convert to fraction form
    25,400.20/38,100.30 = 14,902.60/x
  3. Step 3: Cross multiply
    25,400.20x = 38,100.30 × 14,902.60
  4. Step 4: Simplify right side
    25,400.20x = 567,793,530.78
  5. Step 5: Solve for x
    x = 567,793,530.78/25,400.20
  6. Step 6: Final answer
    x = 22,353.90

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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.