Home / 28,202.44-42,309.60-10,671.88

Finding the Fourth Proportional to 28,202.44, 42,309.60 and 10,671.88

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Solution

The fourth proportional to 28,202.44, 42,309.60 and 10,671.88 is: 16,010.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,202.44 : 42,309.60 = 10,671.88 : x
  2. Step 2: Convert to fraction form
    28,202.44/42,309.60 = 10,671.88/x
  3. Step 3: Cross multiply
    28,202.44x = 42,309.60 × 10,671.88
  4. Step 4: Simplify right side
    28,202.44x = 451,522,974.05
  5. Step 5: Solve for x
    x = 451,522,974.05/28,202.44
  6. Step 6: Final answer
    x = 16,010.07

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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.