Home / 14,629.05-21,908.37-8,370.09

Finding the Fourth Proportional to 14,629.05, 21,908.37 and 8,370.09

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Solution

The fourth proportional to 14,629.05, 21,908.37 and 8,370.09 is: 12,534.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,629.05 : 21,908.37 = 8,370.09 : x
  2. Step 2: Convert to fraction form
    14,629.05/21,908.37 = 8,370.09/x
  3. Step 3: Cross multiply
    14,629.05x = 21,908.37 × 8,370.09
  4. Step 4: Simplify right side
    14,629.05x = 183,375,028.65
  5. Step 5: Solve for x
    x = 183,375,028.65/14,629.05
  6. Step 6: Final answer
    x = 12,534.99

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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.