Home / 39,857.43-59,755.14-25,787.73

Finding the Fourth Proportional to 39,857.43, 59,755.14 and 25,787.73

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Solution

The fourth proportional to 39,857.43, 59,755.14 and 25,787.73 is: 38,661.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,857.43 : 59,755.14 = 25,787.73 : x
  2. Step 2: Convert to fraction form
    39,857.43/59,755.14 = 25,787.73/x
  3. Step 3: Cross multiply
    39,857.43x = 59,755.14 × 25,787.73
  4. Step 4: Simplify right side
    39,857.43x = 1,540,949,416.43
  5. Step 5: Solve for x
    x = 1,540,949,416.43/39,857.43
  6. Step 6: Final answer
    x = 38,661.53

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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.