Home / 16,328.50-22,533.49-8,876.66

Finding the Fourth Proportional to 16,328.50, 22,533.49 and 8,876.66

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Solution

The fourth proportional to 16,328.50, 22,533.49 and 8,876.66 is: 12,249.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,328.50 : 22,533.49 = 8,876.66 : x
  2. Step 2: Convert to fraction form
    16,328.50/22,533.49 = 8,876.66/x
  3. Step 3: Cross multiply
    16,328.50x = 22,533.49 × 8,876.66
  4. Step 4: Simplify right side
    16,328.50x = 200,022,129.34
  5. Step 5: Solve for x
    x = 200,022,129.34/16,328.50
  6. Step 6: Final answer
    x = 12,249.88

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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.