Home / 14,612.55-20,165.54-8,324.79

Finding the Fourth Proportional to 14,612.55, 20,165.54 and 8,324.79

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Solution

The fourth proportional to 14,612.55, 20,165.54 and 8,324.79 is: 11,488.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,612.55 : 20,165.54 = 8,324.79 : x
  2. Step 2: Convert to fraction form
    14,612.55/20,165.54 = 8,324.79/x
  3. Step 3: Cross multiply
    14,612.55x = 20,165.54 × 8,324.79
  4. Step 4: Simplify right side
    14,612.55x = 167,873,844.11
  5. Step 5: Solve for x
    x = 167,873,844.11/14,612.55
  6. Step 6: Final answer
    x = 11,488.33

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Similar ratio
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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.