Home / 17,380.44-23,985-9,422.91

Finding the Fourth Proportional to 17,380.44, 23,985 and 9,422.91

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Solution

The fourth proportional to 17,380.44, 23,985 and 9,422.91 is: 13,003.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,380.44 : 23,985 = 9,422.91 : x
  2. Step 2: Convert to fraction form
    17,380.44/23,985 = 9,422.91/x
  3. Step 3: Cross multiply
    17,380.44x = 23,985 × 9,422.91
  4. Step 4: Simplify right side
    17,380.44x = 226,008,496.35
  5. Step 5: Solve for x
    x = 226,008,496.35/17,380.44
  6. Step 6: Final answer
    x = 13,003.61

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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.