Home / 19,787.14-27,305.13-10,832.86

Finding the Fourth Proportional to 19,787.14, 27,305.13 and 10,832.86

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Solution

The fourth proportional to 19,787.14, 27,305.13 and 10,832.86 is: 14,948.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,787.14 : 27,305.13 = 10,832.86 : x
  2. Step 2: Convert to fraction form
    19,787.14/27,305.13 = 10,832.86/x
  3. Step 3: Cross multiply
    19,787.14x = 27,305.13 × 10,832.86
  4. Step 4: Simplify right side
    19,787.14x = 295,792,650.57
  5. Step 5: Solve for x
    x = 295,792,650.57/19,787.14
  6. Step 6: Final answer
    x = 14,948.73

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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.