Home / 27,764.13-41,664.64-12,974.19

Finding the Fourth Proportional to 27,764.13, 41,664.64 and 12,974.19

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Solution

The fourth proportional to 27,764.13, 41,664.64 and 12,974.19 is: 19,469.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,764.13 : 41,664.64 = 12,974.19 : x
  2. Step 2: Convert to fraction form
    27,764.13/41,664.64 = 12,974.19/x
  3. Step 3: Cross multiply
    27,764.13x = 41,664.64 × 12,974.19
  4. Step 4: Simplify right side
    27,764.13x = 540,564,955.64
  5. Step 5: Solve for x
    x = 540,564,955.64/27,764.13
  6. Step 6: Final answer
    x = 19,469.90

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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.