Home / 29,310.31-43,965.48-20,584.18

Finding the Fourth Proportional to 29,310.31, 43,965.48 and 20,584.18

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Solution

The fourth proportional to 29,310.31, 43,965.48 and 20,584.18 is: 30,876.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,310.31 : 43,965.48 = 20,584.18 : x
  2. Step 2: Convert to fraction form
    29,310.31/43,965.48 = 20,584.18/x
  3. Step 3: Cross multiply
    29,310.31x = 43,965.48 × 20,584.18
  4. Step 4: Simplify right side
    29,310.31x = 904,993,238.95
  5. Step 5: Solve for x
    x = 904,993,238.95/29,310.31
  6. Step 6: Final answer
    x = 30,876.28

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1.5x scale

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.