Home / 27,736.88-38,278.41-16,413.08

Finding the Fourth Proportional to 27,736.88, 38,278.41 and 16,413.08

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Solution

The fourth proportional to 27,736.88, 38,278.41 and 16,413.08 is: 22,650.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,736.88 : 38,278.41 = 16,413.08 : x
  2. Step 2: Convert to fraction form
    27,736.88/38,278.41 = 16,413.08/x
  3. Step 3: Cross multiply
    27,736.88x = 38,278.41 × 16,413.08
  4. Step 4: Simplify right side
    27,736.88x = 628,266,605.60
  5. Step 5: Solve for x
    x = 628,266,605.60/27,736.88
  6. Step 6: Final answer
    x = 22,650.95

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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.