Home / 27,695.70-41,515.20-13,634.10

Finding the Fourth Proportional to 27,695.70, 41,515.20 and 13,634.10

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Solution

The fourth proportional to 27,695.70, 41,515.20 and 13,634.10 is: 20,437.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,695.70 : 41,515.20 = 13,634.10 : x
  2. Step 2: Convert to fraction form
    27,695.70/41,515.20 = 13,634.10/x
  3. Step 3: Cross multiply
    27,695.70x = 41,515.20 × 13,634.10
  4. Step 4: Simplify right side
    27,695.70x = 566,022,388.32
  5. Step 5: Solve for x
    x = 566,022,388.32/27,695.70
  6. Step 6: Final answer
    x = 20,437.19

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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.