Home / 16,872.06-25,308.45-5,791.50

Finding the Fourth Proportional to 16,872.06, 25,308.45 and 5,791.50

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Solution

The fourth proportional to 16,872.06, 25,308.45 and 5,791.50 is: 8,687.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,872.06 : 25,308.45 = 5,791.50 : x
  2. Step 2: Convert to fraction form
    16,872.06/25,308.45 = 5,791.50/x
  3. Step 3: Cross multiply
    16,872.06x = 25,308.45 × 5,791.50
  4. Step 4: Simplify right side
    16,872.06x = 146,573,888.18
  5. Step 5: Solve for x
    x = 146,573,888.18/16,872.06
  6. Step 6: Final answer
    x = 8,687.37

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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.