Home / 19,840.24-27,372.75-11,336.26

Finding the Fourth Proportional to 19,840.24, 27,372.75 and 11,336.26

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Solution

The fourth proportional to 19,840.24, 27,372.75 and 11,336.26 is: 15,640.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,840.24 : 27,372.75 = 11,336.26 : x
  2. Step 2: Convert to fraction form
    19,840.24/27,372.75 = 11,336.26/x
  3. Step 3: Cross multiply
    19,840.24x = 27,372.75 × 11,336.26
  4. Step 4: Simplify right side
    19,840.24x = 310,304,610.92
  5. Step 5: Solve for x
    x = 310,304,610.92/19,840.24
  6. Step 6: Final answer
    x = 15,640.16

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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.