Home / 14,612.25-20,168.55-8,328.27

Finding the Fourth Proportional to 14,612.25, 20,168.55 and 8,328.27

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Solution

The fourth proportional to 14,612.25, 20,168.55 and 8,328.27 is: 11,495.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,612.25 : 20,168.55 = 8,328.27 : x
  2. Step 2: Convert to fraction form
    14,612.25/20,168.55 = 8,328.27/x
  3. Step 3: Cross multiply
    14,612.25x = 20,168.55 × 8,328.27
  4. Step 4: Simplify right side
    14,612.25x = 167,969,129.91
  5. Step 5: Solve for x
    x = 167,969,129.91/14,612.25
  6. Step 6: Final answer
    x = 11,495.09

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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.