Home / 39,651.56-59,414.22-20,930.92

Finding the Fourth Proportional to 39,651.56, 59,414.22 and 20,930.92

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Solution

The fourth proportional to 39,651.56, 59,414.22 and 20,930.92 is: 31,363.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,651.56 : 59,414.22 = 20,930.92 : x
  2. Step 2: Convert to fraction form
    39,651.56/59,414.22 = 20,930.92/x
  3. Step 3: Cross multiply
    39,651.56x = 59,414.22 × 20,930.92
  4. Step 4: Simplify right side
    39,651.56x = 1,243,594,285.68
  5. Step 5: Solve for x
    x = 1,243,594,285.68/39,651.56
  6. Step 6: Final answer
    x = 31,363.06

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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.