Home / 53,273.25-73,532.45-31,489.71

Finding the Fourth Proportional to 53,273.25, 73,532.45 and 31,489.71

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Solution

The fourth proportional to 53,273.25, 73,532.45 and 31,489.71 is: 43,464.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,273.25 : 73,532.45 = 31,489.71 : x
  2. Step 2: Convert to fraction form
    53,273.25/73,532.45 = 31,489.71/x
  3. Step 3: Cross multiply
    53,273.25x = 73,532.45 × 31,489.71
  4. Step 4: Simplify right side
    53,273.25x = 2,315,515,526.09
  5. Step 5: Solve for x
    x = 2,315,515,526.09/53,273.25
  6. Step 6: Final answer
    x = 43,464.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.