Home / 26,493.38-39,653.55-19,471.54

Finding the Fourth Proportional to 26,493.38, 39,653.55 and 19,471.54

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Solution

The fourth proportional to 26,493.38, 39,653.55 and 19,471.54 is: 29,143.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,493.38 : 39,653.55 = 19,471.54 : x
  2. Step 2: Convert to fraction form
    26,493.38/39,653.55 = 19,471.54/x
  3. Step 3: Cross multiply
    26,493.38x = 39,653.55 × 19,471.54
  4. Step 4: Simplify right side
    26,493.38x = 772,115,660.18
  5. Step 5: Solve for x
    x = 772,115,660.18/26,493.38
  6. Step 6: Final answer
    x = 29,143.72

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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.