Home / 69,229.05-95,538.90-39,015.64

Finding the Fourth Proportional to 69,229.05, 95,538.90 and 39,015.64

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Solution

The fourth proportional to 69,229.05, 95,538.90 and 39,015.64 is: 53,843.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,229.05 : 95,538.90 = 39,015.64 : x
  2. Step 2: Convert to fraction form
    69,229.05/95,538.90 = 39,015.64/x
  3. Step 3: Cross multiply
    69,229.05x = 95,538.90 × 39,015.64
  4. Step 4: Simplify right side
    69,229.05x = 3,727,511,328.40
  5. Step 5: Solve for x
    x = 3,727,511,328.40/69,229.05
  6. Step 6: Final answer
    x = 53,843.17

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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.