Home / 27,885.34-41,806.14-13,086.64

Finding the Fourth Proportional to 27,885.34, 41,806.14 and 13,086.64

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Solution

The fourth proportional to 27,885.34, 41,806.14 and 13,086.64 is: 19,619.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,885.34 : 41,806.14 = 13,086.64 : x
  2. Step 2: Convert to fraction form
    27,885.34/41,806.14 = 13,086.64/x
  3. Step 3: Cross multiply
    27,885.34x = 41,806.14 × 13,086.64
  4. Step 4: Simplify right side
    27,885.34x = 547,101,903.97
  5. Step 5: Solve for x
    x = 547,101,903.97/27,885.34
  6. Step 6: Final answer
    x = 19,619.70

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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.