Home / 38,097.05-57,201.06-28,132.55

Finding the Fourth Proportional to 38,097.05, 57,201.06 and 28,132.55

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Solution

The fourth proportional to 38,097.05, 57,201.06 and 28,132.55 is: 42,239.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,097.05 : 57,201.06 = 28,132.55 : x
  2. Step 2: Convert to fraction form
    38,097.05/57,201.06 = 28,132.55/x
  3. Step 3: Cross multiply
    38,097.05x = 57,201.06 × 28,132.55
  4. Step 4: Simplify right side
    38,097.05x = 1,609,211,394.50
  5. Step 5: Solve for x
    x = 1,609,211,394.50/38,097.05
  6. Step 6: Final answer
    x = 42,239.79

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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.