Home / 46,995.73-70,496.82-18,916

Finding the Fourth Proportional to 46,995.73, 70,496.82 and 18,916

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Solution

The fourth proportional to 46,995.73, 70,496.82 and 18,916 is: 28,375.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,995.73 : 70,496.82 = 18,916 : x
  2. Step 2: Convert to fraction form
    46,995.73/70,496.82 = 18,916/x
  3. Step 3: Cross multiply
    46,995.73x = 70,496.82 × 18,916
  4. Step 4: Simplify right side
    46,995.73x = 1,333,517,847.12
  5. Step 5: Solve for x
    x = 1,333,517,847.12/46,995.73
  6. Step 6: Final answer
    x = 28,375.30

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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.