Home / 29,640.10-44,410.78-20,856.56

Finding the Fourth Proportional to 29,640.10, 44,410.78 and 20,856.56

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Solution

The fourth proportional to 29,640.10, 44,410.78 and 20,856.56 is: 31,250.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,640.10 : 44,410.78 = 20,856.56 : x
  2. Step 2: Convert to fraction form
    29,640.10/44,410.78 = 20,856.56/x
  3. Step 3: Cross multiply
    29,640.10x = 44,410.78 × 20,856.56
  4. Step 4: Simplify right side
    29,640.10x = 926,256,097.72
  5. Step 5: Solve for x
    x = 926,256,097.72/29,640.10
  6. Step 6: Final answer
    x = 31,250.10

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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.