Home / 19,583.12-27,022.92-11,199.44

Finding the Fourth Proportional to 19,583.12, 27,022.92 and 11,199.44

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Solution

The fourth proportional to 19,583.12, 27,022.92 and 11,199.44 is: 15,454.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,583.12 : 27,022.92 = 11,199.44 : x
  2. Step 2: Convert to fraction form
    19,583.12/27,022.92 = 11,199.44/x
  3. Step 3: Cross multiply
    19,583.12x = 27,022.92 × 11,199.44
  4. Step 4: Simplify right side
    19,583.12x = 302,641,571.16
  5. Step 5: Solve for x
    x = 302,641,571.16/19,583.12
  6. Step 6: Final answer
    x = 15,454.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.