Home / 19,604.16-29,340.09-11,818.44

Finding the Fourth Proportional to 19,604.16, 29,340.09 and 11,818.44

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Solution

The fourth proportional to 19,604.16, 29,340.09 and 11,818.44 is: 17,687.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,604.16 : 29,340.09 = 11,818.44 : x
  2. Step 2: Convert to fraction form
    19,604.16/29,340.09 = 11,818.44/x
  3. Step 3: Cross multiply
    19,604.16x = 29,340.09 × 11,818.44
  4. Step 4: Simplify right side
    19,604.16x = 346,754,093.26
  5. Step 5: Solve for x
    x = 346,754,093.26/19,604.16
  6. Step 6: Final answer
    x = 17,687.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.