Home / 41,980.01-57,936.50-31,351.19

Finding the Fourth Proportional to 41,980.01, 57,936.50 and 31,351.19

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Solution

The fourth proportional to 41,980.01, 57,936.50 and 31,351.19 is: 43,267.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,980.01 : 57,936.50 = 31,351.19 : x
  2. Step 2: Convert to fraction form
    41,980.01/57,936.50 = 31,351.19/x
  3. Step 3: Cross multiply
    41,980.01x = 57,936.50 × 31,351.19
  4. Step 4: Simplify right side
    41,980.01x = 1,816,377,890.56
  5. Step 5: Solve for x
    x = 1,816,377,890.56/41,980.01
  6. Step 6: Final answer
    x = 43,267.69

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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.