Home / 36,155.27-49,893.89-20,239.85

Finding the Fourth Proportional to 36,155.27, 49,893.89 and 20,239.85

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Solution

The fourth proportional to 36,155.27, 49,893.89 and 20,239.85 is: 27,930.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,155.27 : 49,893.89 = 20,239.85 : x
  2. Step 2: Convert to fraction form
    36,155.27/49,893.89 = 20,239.85/x
  3. Step 3: Cross multiply
    36,155.27x = 49,893.89 × 20,239.85
  4. Step 4: Simplify right side
    36,155.27x = 1,009,844,498.85
  5. Step 5: Solve for x
    x = 1,009,844,498.85/36,155.27
  6. Step 6: Final answer
    x = 27,930.77

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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.