Home / 54,945.14-82,413.15-17,503.70

Finding the Fourth Proportional to 54,945.14, 82,413.15 and 17,503.70

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Solution

The fourth proportional to 54,945.14, 82,413.15 and 17,503.70 is: 26,254.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,945.14 : 82,413.15 = 17,503.70 : x
  2. Step 2: Convert to fraction form
    54,945.14/82,413.15 = 17,503.70/x
  3. Step 3: Cross multiply
    54,945.14x = 82,413.15 × 17,503.70
  4. Step 4: Simplify right side
    54,945.14x = 1,442,534,575.95
  5. Step 5: Solve for x
    x = 1,442,534,575.95/54,945.14
  6. Step 6: Final answer
    x = 26,254.09

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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.