Home / 36,273.60-54,410.32-20,471.46

Finding the Fourth Proportional to 36,273.60, 54,410.32 and 20,471.46

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Solution

The fourth proportional to 36,273.60, 54,410.32 and 20,471.46 is: 30,707.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,273.60 : 54,410.32 = 20,471.46 : x
  2. Step 2: Convert to fraction form
    36,273.60/54,410.32 = 20,471.46/x
  3. Step 3: Cross multiply
    36,273.60x = 54,410.32 × 20,471.46
  4. Step 4: Simplify right side
    36,273.60x = 1,113,858,689.47
  5. Step 5: Solve for x
    x = 1,113,858,689.47/36,273.60
  6. Step 6: Final answer
    x = 30,707.14

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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.