Home / 27,531.86-41,301.23-7,810.38

Finding the Fourth Proportional to 27,531.86, 41,301.23 and 7,810.38

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Solution

The fourth proportional to 27,531.86, 41,301.23 and 7,810.38 is: 11,716.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,531.86 : 41,301.23 = 7,810.38 : x
  2. Step 2: Convert to fraction form
    27,531.86/41,301.23 = 7,810.38/x
  3. Step 3: Cross multiply
    27,531.86x = 41,301.23 × 7,810.38
  4. Step 4: Simplify right side
    27,531.86x = 322,578,261.72
  5. Step 5: Solve for x
    x = 322,578,261.72/27,531.86
  6. Step 6: Final answer
    x = 11,716.55

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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.