Home / 19,996.12-27,594.24-11,043.12

Finding the Fourth Proportional to 19,996.12, 27,594.24 and 11,043.12

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Solution

The fourth proportional to 19,996.12, 27,594.24 and 11,043.12 is: 15,239.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,996.12 : 27,594.24 = 11,043.12 : x
  2. Step 2: Convert to fraction form
    19,996.12/27,594.24 = 11,043.12/x
  3. Step 3: Cross multiply
    19,996.12x = 27,594.24 × 11,043.12
  4. Step 4: Simplify right side
    19,996.12x = 304,726,503.63
  5. Step 5: Solve for x
    x = 304,726,503.63/19,996.12
  6. Step 6: Final answer
    x = 15,239.28

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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.