Home / 17,540.12-26,310.24-4,392.47

Finding the Fourth Proportional to 17,540.12, 26,310.24 and 4,392.47

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Solution

The fourth proportional to 17,540.12, 26,310.24 and 4,392.47 is: 6,588.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,540.12 : 26,310.24 = 4,392.47 : x
  2. Step 2: Convert to fraction form
    17,540.12/26,310.24 = 4,392.47/x
  3. Step 3: Cross multiply
    17,540.12x = 26,310.24 × 4,392.47
  4. Step 4: Simplify right side
    17,540.12x = 115,566,808.34
  5. Step 5: Solve for x
    x = 115,566,808.34/17,540.12
  6. Step 6: Final answer
    x = 6,588.71

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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.