Home / 14,373.65-21,561.56-3,843.44

Finding the Fourth Proportional to 14,373.65, 21,561.56 and 3,843.44

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Solution

The fourth proportional to 14,373.65, 21,561.56 and 3,843.44 is: 5,765.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,373.65 : 21,561.56 = 3,843.44 : x
  2. Step 2: Convert to fraction form
    14,373.65/21,561.56 = 3,843.44/x
  3. Step 3: Cross multiply
    14,373.65x = 21,561.56 × 3,843.44
  4. Step 4: Simplify right side
    14,373.65x = 82,870,516.00
  5. Step 5: Solve for x
    x = 82,870,516.00/14,373.65
  6. Step 6: Final answer
    x = 5,765.45

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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.