Home / 36,798.38-50,787.23-21,686.21

Finding the Fourth Proportional to 36,798.38, 50,787.23 and 21,686.21

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Solution

The fourth proportional to 36,798.38, 50,787.23 and 21,686.21 is: 29,930.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,798.38 : 50,787.23 = 21,686.21 : x
  2. Step 2: Convert to fraction form
    36,798.38/50,787.23 = 21,686.21/x
  3. Step 3: Cross multiply
    36,798.38x = 50,787.23 × 21,686.21
  4. Step 4: Simplify right side
    36,798.38x = 1,101,382,172.73
  5. Step 5: Solve for x
    x = 1,101,382,172.73/36,798.38
  6. Step 6: Final answer
    x = 29,930.19

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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.