Home / 12,733.72-19,092.92-5,712.44

Finding the Fourth Proportional to 12,733.72, 19,092.92 and 5,712.44

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Solution

The fourth proportional to 12,733.72, 19,092.92 and 5,712.44 is: 8,565.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,733.72 : 19,092.92 = 5,712.44 : x
  2. Step 2: Convert to fraction form
    12,733.72/19,092.92 = 5,712.44/x
  3. Step 3: Cross multiply
    12,733.72x = 19,092.92 × 5,712.44
  4. Step 4: Simplify right side
    12,733.72x = 109,067,159.92
  5. Step 5: Solve for x
    x = 109,067,159.92/12,733.72
  6. Step 6: Final answer
    x = 8,565.22

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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.