Home / 41,012.15-61,518.15-31,665.83

Finding the Fourth Proportional to 41,012.15, 61,518.15 and 31,665.83

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Solution

The fourth proportional to 41,012.15, 61,518.15 and 31,665.83 is: 47,498.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,012.15 : 61,518.15 = 31,665.83 : x
  2. Step 2: Convert to fraction form
    41,012.15/61,518.15 = 31,665.83/x
  3. Step 3: Cross multiply
    41,012.15x = 61,518.15 × 31,665.83
  4. Step 4: Simplify right side
    41,012.15x = 1,948,022,972.22
  5. Step 5: Solve for x
    x = 1,948,022,972.22/41,012.15
  6. Step 6: Final answer
    x = 47,498.69

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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.