Home / 27,426.21-41,140.49-8,705.85

Finding the Fourth Proportional to 27,426.21, 41,140.49 and 8,705.85

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Solution

The fourth proportional to 27,426.21, 41,140.49 and 8,705.85 is: 13,059.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,426.21 : 41,140.49 = 8,705.85 : x
  2. Step 2: Convert to fraction form
    27,426.21/41,140.49 = 8,705.85/x
  3. Step 3: Cross multiply
    27,426.21x = 41,140.49 × 8,705.85
  4. Step 4: Simplify right side
    27,426.21x = 358,162,934.87
  5. Step 5: Solve for x
    x = 358,162,934.87/27,426.21
  6. Step 6: Final answer
    x = 13,059.15

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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.