Home / 27,826.35-41,760.21-17,311.65

Finding the Fourth Proportional to 27,826.35, 41,760.21 and 17,311.65

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Solution

The fourth proportional to 27,826.35, 41,760.21 and 17,311.65 is: 25,980.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,826.35 : 41,760.21 = 17,311.65 : x
  2. Step 2: Convert to fraction form
    27,826.35/41,760.21 = 17,311.65/x
  3. Step 3: Cross multiply
    27,826.35x = 41,760.21 × 17,311.65
  4. Step 4: Simplify right side
    27,826.35x = 722,938,139.45
  5. Step 5: Solve for x
    x = 722,938,139.45/27,826.35
  6. Step 6: Final answer
    x = 25,980.34

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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.