Home / 14,089.06-21,134.24-7,844.37

Finding the Fourth Proportional to 14,089.06, 21,134.24 and 7,844.37

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Solution

The fourth proportional to 14,089.06, 21,134.24 and 7,844.37 is: 11,766.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,089.06 : 21,134.24 = 7,844.37 : x
  2. Step 2: Convert to fraction form
    14,089.06/21,134.24 = 7,844.37/x
  3. Step 3: Cross multiply
    14,089.06x = 21,134.24 × 7,844.37
  4. Step 4: Simplify right side
    14,089.06x = 165,784,752.20
  5. Step 5: Solve for x
    x = 165,784,752.20/14,089.06
  6. Step 6: Final answer
    x = 11,766.91

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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.