Home / 16,161.12-24,219-11,223.36

Finding the Fourth Proportional to 16,161.12, 24,219 and 11,223.36

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Solution

The fourth proportional to 16,161.12, 24,219 and 11,223.36 is: 16,819.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161.12 : 24,219 = 11,223.36 : x
  2. Step 2: Convert to fraction form
    16,161.12/24,219 = 11,223.36/x
  3. Step 3: Cross multiply
    16,161.12x = 24,219 × 11,223.36
  4. Step 4: Simplify right side
    16,161.12x = 271,818,555.84
  5. Step 5: Solve for x
    x = 271,818,555.84/16,161.12
  6. Step 6: Final answer
    x = 16,819.29

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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.