Home / 19,544.28-29,310.20-6,393.12

Finding the Fourth Proportional to 19,544.28, 29,310.20 and 6,393.12

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Solution

The fourth proportional to 19,544.28, 29,310.20 and 6,393.12 is: 9,587.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,544.28 : 29,310.20 = 6,393.12 : x
  2. Step 2: Convert to fraction form
    19,544.28/29,310.20 = 6,393.12/x
  3. Step 3: Cross multiply
    19,544.28x = 29,310.20 × 6,393.12
  4. Step 4: Simplify right side
    19,544.28x = 187,383,625.82
  5. Step 5: Solve for x
    x = 187,383,625.82/19,544.28
  6. Step 6: Final answer
    x = 9,587.65

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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.