Home / 14,583.38-20,114.32-10,998.49

Finding the Fourth Proportional to 14,583.38, 20,114.32 and 10,998.49

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Solution

The fourth proportional to 14,583.38, 20,114.32 and 10,998.49 is: 15,169.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,583.38 : 20,114.32 = 10,998.49 : x
  2. Step 2: Convert to fraction form
    14,583.38/20,114.32 = 10,998.49/x
  3. Step 3: Cross multiply
    14,583.38x = 20,114.32 × 10,998.49
  4. Step 4: Simplify right side
    14,583.38x = 221,227,147.38
  5. Step 5: Solve for x
    x = 221,227,147.38/14,583.38
  6. Step 6: Final answer
    x = 15,169.81

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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.