Home / 53,731.03-80,575.44-18,182.56

Finding the Fourth Proportional to 53,731.03, 80,575.44 and 18,182.56

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Solution

The fourth proportional to 53,731.03, 80,575.44 and 18,182.56 is: 27,266.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,731.03 : 80,575.44 = 18,182.56 : x
  2. Step 2: Convert to fraction form
    53,731.03/80,575.44 = 18,182.56/x
  3. Step 3: Cross multiply
    53,731.03x = 80,575.44 × 18,182.56
  4. Step 4: Simplify right side
    53,731.03x = 1,465,067,772.33
  5. Step 5: Solve for x
    x = 1,465,067,772.33/53,731.03
  6. Step 6: Final answer
    x = 27,266.70

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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.