Home / 18,982.20-26,194.04-10,482.96

Finding the Fourth Proportional to 18,982.20, 26,194.04 and 10,482.96

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Solution

The fourth proportional to 18,982.20, 26,194.04 and 10,482.96 is: 14,465.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,982.20 : 26,194.04 = 10,482.96 : x
  2. Step 2: Convert to fraction form
    18,982.20/26,194.04 = 10,482.96/x
  3. Step 3: Cross multiply
    18,982.20x = 26,194.04 × 10,482.96
  4. Step 4: Simplify right side
    18,982.20x = 274,591,073.56
  5. Step 5: Solve for x
    x = 274,591,073.56/18,982.20
  6. Step 6: Final answer
    x = 14,465.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.