Home / 27,850.53-41,779.78-9,126.57

Finding the Fourth Proportional to 27,850.53, 41,779.78 and 9,126.57

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Solution

The fourth proportional to 27,850.53, 41,779.78 and 9,126.57 is: 13,691.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,850.53 : 41,779.78 = 9,126.57 : x
  2. Step 2: Convert to fraction form
    27,850.53/41,779.78 = 9,126.57/x
  3. Step 3: Cross multiply
    27,850.53x = 41,779.78 × 9,126.57
  4. Step 4: Simplify right side
    27,850.53x = 381,306,271.95
  5. Step 5: Solve for x
    x = 381,306,271.95/27,850.53
  6. Step 6: Final answer
    x = 13,691.17

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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.