Home / 14,442.40-19,929.80-8,067.73

Finding the Fourth Proportional to 14,442.40, 19,929.80 and 8,067.73

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Solution

The fourth proportional to 14,442.40, 19,929.80 and 8,067.73 is: 11,133.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,442.40 : 19,929.80 = 8,067.73 : x
  2. Step 2: Convert to fraction form
    14,442.40/19,929.80 = 8,067.73/x
  3. Step 3: Cross multiply
    14,442.40x = 19,929.80 × 8,067.73
  4. Step 4: Simplify right side
    14,442.40x = 160,788,175.36
  5. Step 5: Solve for x
    x = 160,788,175.36/14,442.40
  6. Step 6: Final answer
    x = 11,133.06

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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.