Home / 19,996.11-27,585.50-11,607.75

Finding the Fourth Proportional to 19,996.11, 27,585.50 and 11,607.75

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Solution

The fourth proportional to 19,996.11, 27,585.50 and 11,607.75 is: 16,013.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,996.11 : 27,585.50 = 11,607.75 : x
  2. Step 2: Convert to fraction form
    19,996.11/27,585.50 = 11,607.75/x
  3. Step 3: Cross multiply
    19,996.11x = 27,585.50 × 11,607.75
  4. Step 4: Simplify right side
    19,996.11x = 320,205,529.59
  5. Step 5: Solve for x
    x = 320,205,529.59/19,996.11
  6. Step 6: Final answer
    x = 16,013.39

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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.