Home / 17,375.18-23,979.24-9,822.86

Finding the Fourth Proportional to 17,375.18, 23,979.24 and 9,822.86

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Solution

The fourth proportional to 17,375.18, 23,979.24 and 9,822.86 is: 13,556.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,375.18 : 23,979.24 = 9,822.86 : x
  2. Step 2: Convert to fraction form
    17,375.18/23,979.24 = 9,822.86/x
  3. Step 3: Cross multiply
    17,375.18x = 23,979.24 × 9,822.86
  4. Step 4: Simplify right side
    17,375.18x = 235,544,597.53
  5. Step 5: Solve for x
    x = 235,544,597.53/17,375.18
  6. Step 6: Final answer
    x = 13,556.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.