Home / 14,612.46-20,165.18-8,324.84

Finding the Fourth Proportional to 14,612.46, 20,165.18 and 8,324.84

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Solution

The fourth proportional to 14,612.46, 20,165.18 and 8,324.84 is: 11,488.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,612.46 : 20,165.18 = 8,324.84 : x
  2. Step 2: Convert to fraction form
    14,612.46/20,165.18 = 8,324.84/x
  3. Step 3: Cross multiply
    14,612.46x = 20,165.18 × 8,324.84
  4. Step 4: Simplify right side
    14,612.46x = 167,871,754.62
  5. Step 5: Solve for x
    x = 167,871,754.62/14,612.46
  6. Step 6: Final answer
    x = 11,488.26

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Double scale
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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.