Home / 19,498.62-26,910.18-11,949.96

Finding the Fourth Proportional to 19,498.62, 26,910.18 and 11,949.96

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Solution

The fourth proportional to 19,498.62, 26,910.18 and 11,949.96 is: 16,492.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,498.62 : 26,910.18 = 11,949.96 : x
  2. Step 2: Convert to fraction form
    19,498.62/26,910.18 = 11,949.96/x
  3. Step 3: Cross multiply
    19,498.62x = 26,910.18 × 11,949.96
  4. Step 4: Simplify right side
    19,498.62x = 321,575,574.59
  5. Step 5: Solve for x
    x = 321,575,574.59/19,498.62
  6. Step 6: Final answer
    x = 16,492.22

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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.