Home / 30,839.26-42,560.98-17,413.81

Finding the Fourth Proportional to 30,839.26, 42,560.98 and 17,413.81

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Solution

The fourth proportional to 30,839.26, 42,560.98 and 17,413.81 is: 24,032.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,839.26 : 42,560.98 = 17,413.81 : x
  2. Step 2: Convert to fraction form
    30,839.26/42,560.98 = 17,413.81/x
  3. Step 3: Cross multiply
    30,839.26x = 42,560.98 × 17,413.81
  4. Step 4: Simplify right side
    30,839.26x = 741,148,519.26
  5. Step 5: Solve for x
    x = 741,148,519.26/30,839.26
  6. Step 6: Final answer
    x = 24,032.63

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1.5x scale

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.