Home / 46,138.82-69,201.66-14,544.78

Finding the Fourth Proportional to 46,138.82, 69,201.66 and 14,544.78

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Solution

The fourth proportional to 46,138.82, 69,201.66 and 14,544.78 is: 21,815.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,138.82 : 69,201.66 = 14,544.78 : x
  2. Step 2: Convert to fraction form
    46,138.82/69,201.66 = 14,544.78/x
  3. Step 3: Cross multiply
    46,138.82x = 69,201.66 × 14,544.78
  4. Step 4: Simplify right side
    46,138.82x = 1,006,522,920.33
  5. Step 5: Solve for x
    x = 1,006,522,920.33/46,138.82
  6. Step 6: Final answer
    x = 21,815.10

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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.