Home / 39,947.65-59,917.83-36,815.38

Finding the Fourth Proportional to 39,947.65, 59,917.83 and 36,815.38

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Solution

The fourth proportional to 39,947.65, 59,917.83 and 36,815.38 is: 55,219.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,947.65 : 59,917.83 = 36,815.38 : x
  2. Step 2: Convert to fraction form
    39,947.65/59,917.83 = 36,815.38/x
  3. Step 3: Cross multiply
    39,947.65x = 59,917.83 × 36,815.38
  4. Step 4: Simplify right side
    39,947.65x = 2,205,897,392.37
  5. Step 5: Solve for x
    x = 2,205,897,392.37/39,947.65
  6. Step 6: Final answer
    x = 55,219.71

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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.