Home / 37,222.20-55,832.40-22,419.90

Finding the Fourth Proportional to 37,222.20, 55,832.40 and 22,419.90

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Solution

The fourth proportional to 37,222.20, 55,832.40 and 22,419.90 is: 33,629.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,222.20 : 55,832.40 = 22,419.90 : x
  2. Step 2: Convert to fraction form
    37,222.20/55,832.40 = 22,419.90/x
  3. Step 3: Cross multiply
    37,222.20x = 55,832.40 × 22,419.90
  4. Step 4: Simplify right side
    37,222.20x = 1,251,756,824.76
  5. Step 5: Solve for x
    x = 1,251,756,824.76/37,222.20
  6. Step 6: Final answer
    x = 33,629.31

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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.