Home / 17,540.68-26,314.60-6,447.48

Finding the Fourth Proportional to 17,540.68, 26,314.60 and 6,447.48

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Solution

The fourth proportional to 17,540.68, 26,314.60 and 6,447.48 is: 9,672.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,540.68 : 26,314.60 = 6,447.48 : x
  2. Step 2: Convert to fraction form
    17,540.68/26,314.60 = 6,447.48/x
  3. Step 3: Cross multiply
    17,540.68x = 26,314.60 × 6,447.48
  4. Step 4: Simplify right side
    17,540.68x = 169,662,857.21
  5. Step 5: Solve for x
    x = 169,662,857.21/17,540.68
  6. Step 6: Final answer
    x = 9,672.54

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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.