Home / 38,164.25-57,273.71-28,273.74

Finding the Fourth Proportional to 38,164.25, 57,273.71 and 28,273.74

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Solution

The fourth proportional to 38,164.25, 57,273.71 and 28,273.74 is: 42,430.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,164.25 : 57,273.71 = 28,273.74 : x
  2. Step 2: Convert to fraction form
    38,164.25/57,273.71 = 28,273.74/x
  3. Step 3: Cross multiply
    38,164.25x = 57,273.71 × 28,273.74
  4. Step 4: Simplify right side
    38,164.25x = 1,619,341,844.01
  5. Step 5: Solve for x
    x = 1,619,341,844.01/38,164.25
  6. Step 6: Final answer
    x = 42,430.86

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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.