Home / 27,948.91-41,918.81-8,222.86

Finding the Fourth Proportional to 27,948.91, 41,918.81 and 8,222.86

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Solution

The fourth proportional to 27,948.91, 41,918.81 and 8,222.86 is: 12,332.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,948.91 : 41,918.81 = 8,222.86 : x
  2. Step 2: Convert to fraction form
    27,948.91/41,918.81 = 8,222.86/x
  3. Step 3: Cross multiply
    27,948.91x = 41,918.81 × 8,222.86
  4. Step 4: Simplify right side
    27,948.91x = 344,692,506.00
  5. Step 5: Solve for x
    x = 344,692,506.00/27,948.91
  6. Step 6: Final answer
    x = 12,332.95

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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.