Home / 27,413.15-41,122.29-7,691.63

Finding the Fourth Proportional to 27,413.15, 41,122.29 and 7,691.63

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Solution

The fourth proportional to 27,413.15, 41,122.29 and 7,691.63 is: 11,538.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,413.15 : 41,122.29 = 7,691.63 : x
  2. Step 2: Convert to fraction form
    27,413.15/41,122.29 = 7,691.63/x
  3. Step 3: Cross multiply
    27,413.15x = 41,122.29 × 7,691.63
  4. Step 4: Simplify right side
    27,413.15x = 316,297,233.82
  5. Step 5: Solve for x
    x = 316,297,233.82/27,413.15
  6. Step 6: Final answer
    x = 11,538.16

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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.