Home / 25,902.20-38,858.70-14,799.80

Finding the Fourth Proportional to 25,902.20, 38,858.70 and 14,799.80

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Solution

The fourth proportional to 25,902.20, 38,858.70 and 14,799.80 is: 22,202.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,902.20 : 38,858.70 = 14,799.80 : x
  2. Step 2: Convert to fraction form
    25,902.20/38,858.70 = 14,799.80/x
  3. Step 3: Cross multiply
    25,902.20x = 38,858.70 × 14,799.80
  4. Step 4: Simplify right side
    25,902.20x = 575,100,988.26
  5. Step 5: Solve for x
    x = 575,100,988.26/25,902.20
  6. Step 6: Final answer
    x = 22,202.79

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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.