Home / 17,744.64-26,613.26-5,261.72

Finding the Fourth Proportional to 17,744.64, 26,613.26 and 5,261.72

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Solution

The fourth proportional to 17,744.64, 26,613.26 and 5,261.72 is: 7,891.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,744.64 : 26,613.26 = 5,261.72 : x
  2. Step 2: Convert to fraction form
    17,744.64/26,613.26 = 5,261.72/x
  3. Step 3: Cross multiply
    17,744.64x = 26,613.26 × 5,261.72
  4. Step 4: Simplify right side
    17,744.64x = 140,031,522.41
  5. Step 5: Solve for x
    x = 140,031,522.41/17,744.64
  6. Step 6: Final answer
    x = 7,891.48

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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.