Home / 29,067.46-40,102.78-19,001.71

Finding the Fourth Proportional to 29,067.46, 40,102.78 and 19,001.71

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Solution

The fourth proportional to 29,067.46, 40,102.78 and 19,001.71 is: 26,215.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,067.46 : 40,102.78 = 19,001.71 : x
  2. Step 2: Convert to fraction form
    29,067.46/40,102.78 = 19,001.71/x
  3. Step 3: Cross multiply
    29,067.46x = 40,102.78 × 19,001.71
  4. Step 4: Simplify right side
    29,067.46x = 762,021,395.75
  5. Step 5: Solve for x
    x = 762,021,395.75/29,067.46
  6. Step 6: Final answer
    x = 26,215.62

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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.