Home / 22,311.03-33,400.78-19,543.11

Finding the Fourth Proportional to 22,311.03, 33,400.78 and 19,543.11

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Solution

The fourth proportional to 22,311.03, 33,400.78 and 19,543.11 is: 29,257.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,311.03 : 33,400.78 = 19,543.11 : x
  2. Step 2: Convert to fraction form
    22,311.03/33,400.78 = 19,543.11/x
  3. Step 3: Cross multiply
    22,311.03x = 33,400.78 × 19,543.11
  4. Step 4: Simplify right side
    22,311.03x = 652,755,117.63
  5. Step 5: Solve for x
    x = 652,755,117.63/22,311.03
  6. Step 6: Final answer
    x = 29,257.06

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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.