Home / 16,020.56-22,108.30-8,850.47

Finding the Fourth Proportional to 16,020.56, 22,108.30 and 8,850.47

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Solution

The fourth proportional to 16,020.56, 22,108.30 and 8,850.47 is: 12,213.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,020.56 : 22,108.30 = 8,850.47 : x
  2. Step 2: Convert to fraction form
    16,020.56/22,108.30 = 8,850.47/x
  3. Step 3: Cross multiply
    16,020.56x = 22,108.30 × 8,850.47
  4. Step 4: Simplify right side
    16,020.56x = 195,668,881.13
  5. Step 5: Solve for x
    x = 195,668,881.13/16,020.56
  6. Step 6: Final answer
    x = 12,213.61

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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.