Home / 12,324.43-17,020.14-7,850.19

Finding the Fourth Proportional to 12,324.43, 17,020.14 and 7,850.19

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Solution

The fourth proportional to 12,324.43, 17,020.14 and 7,850.19 is: 10,841.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,324.43 : 17,020.14 = 7,850.19 : x
  2. Step 2: Convert to fraction form
    12,324.43/17,020.14 = 7,850.19/x
  3. Step 3: Cross multiply
    12,324.43x = 17,020.14 × 7,850.19
  4. Step 4: Simplify right side
    12,324.43x = 133,611,332.83
  5. Step 5: Solve for x
    x = 133,611,332.83/12,324.43
  6. Step 6: Final answer
    x = 10,841.18

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Half scale
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Double scale
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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.