Home / 48,513.31-66,958.32-28,375.14

Finding the Fourth Proportional to 48,513.31, 66,958.32 and 28,375.14

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Solution

The fourth proportional to 48,513.31, 66,958.32 and 28,375.14 is: 39,163.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,513.31 : 66,958.32 = 28,375.14 : x
  2. Step 2: Convert to fraction form
    48,513.31/66,958.32 = 28,375.14/x
  3. Step 3: Cross multiply
    48,513.31x = 66,958.32 × 28,375.14
  4. Step 4: Simplify right side
    48,513.31x = 1,899,951,227.50
  5. Step 5: Solve for x
    x = 1,899,951,227.50/48,513.31
  6. Step 6: Final answer
    x = 39,163.51

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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.