Home / 36,067.78-49,772.61-20,152.36

Finding the Fourth Proportional to 36,067.78, 49,772.61 and 20,152.36

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Solution

The fourth proportional to 36,067.78, 49,772.61 and 20,152.36 is: 27,809.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,067.78 : 49,772.61 = 20,152.36 : x
  2. Step 2: Convert to fraction form
    36,067.78/49,772.61 = 20,152.36/x
  3. Step 3: Cross multiply
    36,067.78x = 49,772.61 × 20,152.36
  4. Step 4: Simplify right side
    36,067.78x = 1,003,035,617.08
  5. Step 5: Solve for x
    x = 1,003,035,617.08/36,067.78
  6. Step 6: Final answer
    x = 27,809.74

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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.