Home / 29,640.73-44,411.72-20,857.19

Finding the Fourth Proportional to 29,640.73, 44,411.72 and 20,857.19

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Solution

The fourth proportional to 29,640.73, 44,411.72 and 20,857.19 is: 31,251.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,640.73 : 44,411.72 = 20,857.19 : x
  2. Step 2: Convert to fraction form
    29,640.73/44,411.72 = 20,857.19/x
  3. Step 3: Cross multiply
    29,640.73x = 44,411.72 × 20,857.19
  4. Step 4: Simplify right side
    29,640.73x = 926,303,460.21
  5. Step 5: Solve for x
    x = 926,303,460.21/29,640.73
  6. Step 6: Final answer
    x = 31,251.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.