Home / 59,728.97-89,575.23-20,277.31

Finding the Fourth Proportional to 59,728.97, 89,575.23 and 20,277.31

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Solution

The fourth proportional to 59,728.97, 89,575.23 and 20,277.31 is: 30,409.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,728.97 : 89,575.23 = 20,277.31 : x
  2. Step 2: Convert to fraction form
    59,728.97/89,575.23 = 20,277.31/x
  3. Step 3: Cross multiply
    59,728.97x = 89,575.23 × 20,277.31
  4. Step 4: Simplify right side
    59,728.97x = 1,816,344,707.03
  5. Step 5: Solve for x
    x = 1,816,344,707.03/59,728.97
  6. Step 6: Final answer
    x = 30,409.78

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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.