Home / 19,591.80-27,037.16-11,634.04

Finding the Fourth Proportional to 19,591.80, 27,037.16 and 11,634.04

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Solution

The fourth proportional to 19,591.80, 27,037.16 and 11,634.04 is: 16,055.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,591.80 : 27,037.16 = 11,634.04 : x
  2. Step 2: Convert to fraction form
    19,591.80/27,037.16 = 11,634.04/x
  3. Step 3: Cross multiply
    19,591.80x = 27,037.16 × 11,634.04
  4. Step 4: Simplify right side
    19,591.80x = 314,551,400.93
  5. Step 5: Solve for x
    x = 314,551,400.93/19,591.80
  6. Step 6: Final answer
    x = 16,055.26

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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.