Home / 18,787.74-25,932.33-10,833.15

Finding the Fourth Proportional to 18,787.74, 25,932.33 and 10,833.15

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Solution

The fourth proportional to 18,787.74, 25,932.33 and 10,833.15 is: 14,952.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,787.74 : 25,932.33 = 10,833.15 : x
  2. Step 2: Convert to fraction form
    18,787.74/25,932.33 = 10,833.15/x
  3. Step 3: Cross multiply
    18,787.74x = 25,932.33 × 10,833.15
  4. Step 4: Simplify right side
    18,787.74x = 280,928,820.74
  5. Step 5: Solve for x
    x = 280,928,820.74/18,787.74
  6. Step 6: Final answer
    x = 14,952.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.