Home / 38,572.80-57,765.76-26,693.28

Finding the Fourth Proportional to 38,572.80, 57,765.76 and 26,693.28

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Solution

The fourth proportional to 38,572.80, 57,765.76 and 26,693.28 is: 39,975.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,572.80 : 57,765.76 = 26,693.28 : x
  2. Step 2: Convert to fraction form
    38,572.80/57,765.76 = 26,693.28/x
  3. Step 3: Cross multiply
    38,572.80x = 57,765.76 × 26,693.28
  4. Step 4: Simplify right side
    38,572.80x = 1,541,957,539.36
  5. Step 5: Solve for x
    x = 1,541,957,539.36/38,572.80
  6. Step 6: Final answer
    x = 39,975.26

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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.