Home / 27,635.94-41,419.23-11,822.40

Finding the Fourth Proportional to 27,635.94, 41,419.23 and 11,822.40

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Solution

The fourth proportional to 27,635.94, 41,419.23 and 11,822.40 is: 17,718.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,635.94 : 41,419.23 = 11,822.40 : x
  2. Step 2: Convert to fraction form
    27,635.94/41,419.23 = 11,822.40/x
  3. Step 3: Cross multiply
    27,635.94x = 41,419.23 × 11,822.40
  4. Step 4: Simplify right side
    27,635.94x = 489,674,704.75
  5. Step 5: Solve for x
    x = 489,674,704.75/27,635.94
  6. Step 6: Final answer
    x = 17,718.76

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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.