Home / 16,787.35-25,184.01-6,921.25

Finding the Fourth Proportional to 16,787.35, 25,184.01 and 6,921.25

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Solution

The fourth proportional to 16,787.35, 25,184.01 and 6,921.25 is: 10,383.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,787.35 : 25,184.01 = 6,921.25 : x
  2. Step 2: Convert to fraction form
    16,787.35/25,184.01 = 6,921.25/x
  3. Step 3: Cross multiply
    16,787.35x = 25,184.01 × 6,921.25
  4. Step 4: Simplify right side
    16,787.35x = 174,304,792.21
  5. Step 5: Solve for x
    x = 174,304,792.21/16,787.35
  6. Step 6: Final answer
    x = 10,383.10

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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.