Home / 16,083.20-22,194.48-8,913.05

Finding the Fourth Proportional to 16,083.20, 22,194.48 and 8,913.05

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Solution

The fourth proportional to 16,083.20, 22,194.48 and 8,913.05 is: 12,299.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,083.20 : 22,194.48 = 8,913.05 : x
  2. Step 2: Convert to fraction form
    16,083.20/22,194.48 = 8,913.05/x
  3. Step 3: Cross multiply
    16,083.20x = 22,194.48 × 8,913.05
  4. Step 4: Simplify right side
    16,083.20x = 197,820,509.96
  5. Step 5: Solve for x
    x = 197,820,509.96/16,083.20
  6. Step 6: Final answer
    x = 12,299.82

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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.