Home / 16,881.05-25,319.23-5,787.56

Finding the Fourth Proportional to 16,881.05, 25,319.23 and 5,787.56

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Solution

The fourth proportional to 16,881.05, 25,319.23 and 5,787.56 is: 8,680.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,881.05 : 25,319.23 = 5,787.56 : x
  2. Step 2: Convert to fraction form
    16,881.05/25,319.23 = 5,787.56/x
  3. Step 3: Cross multiply
    16,881.05x = 25,319.23 × 5,787.56
  4. Step 4: Simplify right side
    16,881.05x = 146,536,562.78
  5. Step 5: Solve for x
    x = 146,536,562.78/16,881.05
  6. Step 6: Final answer
    x = 8,680.54

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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.