Home / 27,435.91-41,135.15-13,196.87

Finding the Fourth Proportional to 27,435.91, 41,135.15 and 13,196.87

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Solution

The fourth proportional to 27,435.91, 41,135.15 and 13,196.87 is: 19,786.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,435.91 : 41,135.15 = 13,196.87 : x
  2. Step 2: Convert to fraction form
    27,435.91/41,135.15 = 13,196.87/x
  3. Step 3: Cross multiply
    27,435.91x = 41,135.15 × 13,196.87
  4. Step 4: Simplify right side
    27,435.91x = 542,855,161.00
  5. Step 5: Solve for x
    x = 542,855,161.00/27,435.91
  6. Step 6: Final answer
    x = 19,786.30

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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.