Home / 17,393.32-23,999.85-10,221.78

Finding the Fourth Proportional to 17,393.32, 23,999.85 and 10,221.78

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Solution

The fourth proportional to 17,393.32, 23,999.85 and 10,221.78 is: 14,104.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,393.32 : 23,999.85 = 10,221.78 : x
  2. Step 2: Convert to fraction form
    17,393.32/23,999.85 = 10,221.78/x
  3. Step 3: Cross multiply
    17,393.32x = 23,999.85 × 10,221.78
  4. Step 4: Simplify right side
    17,393.32x = 245,321,186.73
  5. Step 5: Solve for x
    x = 245,321,186.73/17,393.32
  6. Step 6: Final answer
    x = 14,104.34

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Similar ratio
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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.