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Finding the Fourth Proportional to 27,606.81, 41,404.41 and 8,888.52

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Solution

The fourth proportional to 27,606.81, 41,404.41 and 8,888.52 is: 13,330.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,606.81 : 41,404.41 = 8,888.52 : x
  2. Step 2: Convert to fraction form
    27,606.81/41,404.41 = 8,888.52/x
  3. Step 3: Cross multiply
    27,606.81x = 41,404.41 × 8,888.52
  4. Step 4: Simplify right side
    27,606.81x = 368,023,926.37
  5. Step 5: Solve for x
    x = 368,023,926.37/27,606.81
  6. Step 6: Final answer
    x = 13,330.91

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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.