Home / 38,497.38-57,639.55-19,736.97

Finding the Fourth Proportional to 38,497.38, 57,639.55 and 19,736.97

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Solution

The fourth proportional to 38,497.38, 57,639.55 and 19,736.97 is: 29,550.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,497.38 : 57,639.55 = 19,736.97 : x
  2. Step 2: Convert to fraction form
    38,497.38/57,639.55 = 19,736.97/x
  3. Step 3: Cross multiply
    38,497.38x = 57,639.55 × 19,736.97
  4. Step 4: Simplify right side
    38,497.38x = 1,137,630,069.16
  5. Step 5: Solve for x
    x = 1,137,630,069.16/38,497.38
  6. Step 6: Final answer
    x = 29,550.84

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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.