Home / 22,103.13-33,154.70-18,199.34

Finding the Fourth Proportional to 22,103.13, 33,154.70 and 18,199.34

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Solution

The fourth proportional to 22,103.13, 33,154.70 and 18,199.34 is: 27,299.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,103.13 : 33,154.70 = 18,199.34 : x
  2. Step 2: Convert to fraction form
    22,103.13/33,154.70 = 18,199.34/x
  3. Step 3: Cross multiply
    22,103.13x = 33,154.70 × 18,199.34
  4. Step 4: Simplify right side
    22,103.13x = 603,393,401.13
  5. Step 5: Solve for x
    x = 603,393,401.13/22,103.13
  6. Step 6: Final answer
    x = 27,299.00

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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.