Home / 52,094.56-71,890.42-28,221.33

Finding the Fourth Proportional to 52,094.56, 71,890.42 and 28,221.33

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Solution

The fourth proportional to 52,094.56, 71,890.42 and 28,221.33 is: 38,945.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,094.56 : 71,890.42 = 28,221.33 : x
  2. Step 2: Convert to fraction form
    52,094.56/71,890.42 = 28,221.33/x
  3. Step 3: Cross multiply
    52,094.56x = 71,890.42 × 28,221.33
  4. Step 4: Simplify right side
    52,094.56x = 2,028,842,766.10
  5. Step 5: Solve for x
    x = 2,028,842,766.10/52,094.56
  6. Step 6: Final answer
    x = 38,945.39

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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.