Home / 14,922.70-20,593.43-8,116.72

Finding the Fourth Proportional to 14,922.70, 20,593.43 and 8,116.72

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Solution

The fourth proportional to 14,922.70, 20,593.43 and 8,116.72 is: 11,201.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,922.70 : 20,593.43 = 8,116.72 : x
  2. Step 2: Convert to fraction form
    14,922.70/20,593.43 = 8,116.72/x
  3. Step 3: Cross multiply
    14,922.70x = 20,593.43 × 8,116.72
  4. Step 4: Simplify right side
    14,922.70x = 167,151,105.15
  5. Step 5: Solve for x
    x = 167,151,105.15/14,922.70
  6. Step 6: Final answer
    x = 11,201.13

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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.