Home / 14,522.65-21,782.24-3,993.74

Finding the Fourth Proportional to 14,522.65, 21,782.24 and 3,993.74

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Solution

The fourth proportional to 14,522.65, 21,782.24 and 3,993.74 is: 5,990.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,522.65 : 21,782.24 = 3,993.74 : x
  2. Step 2: Convert to fraction form
    14,522.65/21,782.24 = 3,993.74/x
  3. Step 3: Cross multiply
    14,522.65x = 21,782.24 × 3,993.74
  4. Step 4: Simplify right side
    14,522.65x = 86,992,474.30
  5. Step 5: Solve for x
    x = 86,992,474.30/14,522.65
  6. Step 6: Final answer
    x = 5,990.13

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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.