Home / 52,040.80-78,005.31-22,472.56

Finding the Fourth Proportional to 52,040.80, 78,005.31 and 22,472.56

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Solution

The fourth proportional to 52,040.80, 78,005.31 and 22,472.56 is: 33,684.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,040.80 : 78,005.31 = 22,472.56 : x
  2. Step 2: Convert to fraction form
    52,040.80/78,005.31 = 22,472.56/x
  3. Step 3: Cross multiply
    52,040.80x = 78,005.31 × 22,472.56
  4. Step 4: Simplify right side
    52,040.80x = 1,752,979,009.29
  5. Step 5: Solve for x
    x = 1,752,979,009.29/52,040.80
  6. Step 6: Final answer
    x = 33,684.71

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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.