Home / 39,413.88-54,386.70-22,652.28

Finding the Fourth Proportional to 39,413.88, 54,386.70 and 22,652.28

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Solution

The fourth proportional to 39,413.88, 54,386.70 and 22,652.28 is: 31,257.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,413.88 : 54,386.70 = 22,652.28 : x
  2. Step 2: Convert to fraction form
    39,413.88/54,386.70 = 22,652.28/x
  3. Step 3: Cross multiply
    39,413.88x = 54,386.70 × 22,652.28
  4. Step 4: Simplify right side
    39,413.88x = 1,231,982,756.68
  5. Step 5: Solve for x
    x = 1,231,982,756.68/39,413.88
  6. Step 6: Final answer
    x = 31,257.59

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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.