Home / 27,389.43-41,091.39-8,669.79

Finding the Fourth Proportional to 27,389.43, 41,091.39 and 8,669.79

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Solution

The fourth proportional to 27,389.43, 41,091.39 and 8,669.79 is: 13,006.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,389.43 : 41,091.39 = 8,669.79 : x
  2. Step 2: Convert to fraction form
    27,389.43/41,091.39 = 8,669.79/x
  3. Step 3: Cross multiply
    27,389.43x = 41,091.39 × 8,669.79
  4. Step 4: Simplify right side
    27,389.43x = 356,253,722.11
  5. Step 5: Solve for x
    x = 356,253,722.11/27,389.43
  6. Step 6: Final answer
    x = 13,006.98

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1.5x scale

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.