Home / 19,994.20-27,592.11-11,042.08

Finding the Fourth Proportional to 19,994.20, 27,592.11 and 11,042.08

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Solution

The fourth proportional to 19,994.20, 27,592.11 and 11,042.08 is: 15,238.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,994.20 : 27,592.11 = 11,042.08 : x
  2. Step 2: Convert to fraction form
    19,994.20/27,592.11 = 11,042.08/x
  3. Step 3: Cross multiply
    19,994.20x = 27,592.11 × 11,042.08
  4. Step 4: Simplify right side
    19,994.20x = 304,674,285.99
  5. Step 5: Solve for x
    x = 304,674,285.99/19,994.20
  6. Step 6: Final answer
    x = 15,238.13

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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.