Home / 18,587.98-27,877.71-11,093.66

Finding the Fourth Proportional to 18,587.98, 27,877.71 and 11,093.66

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Solution

The fourth proportional to 18,587.98, 27,877.71 and 11,093.66 is: 16,637.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,587.98 : 27,877.71 = 11,093.66 : x
  2. Step 2: Convert to fraction form
    18,587.98/27,877.71 = 11,093.66/x
  3. Step 3: Cross multiply
    18,587.98x = 27,877.71 × 11,093.66
  4. Step 4: Simplify right side
    18,587.98x = 309,265,696.93
  5. Step 5: Solve for x
    x = 309,265,696.93/18,587.98
  6. Step 6: Final answer
    x = 16,637.94

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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.