Home / 29,021.23-43,529.42-20,552.71

Finding the Fourth Proportional to 29,021.23, 43,529.42 and 20,552.71

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Solution

The fourth proportional to 29,021.23, 43,529.42 and 20,552.71 is: 30,827.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,021.23 : 43,529.42 = 20,552.71 : x
  2. Step 2: Convert to fraction form
    29,021.23/43,529.42 = 20,552.71/x
  3. Step 3: Cross multiply
    29,021.23x = 43,529.42 × 20,552.71
  4. Step 4: Simplify right side
    29,021.23x = 894,647,708.96
  5. Step 5: Solve for x
    x = 894,647,708.96/29,021.23
  6. Step 6: Final answer
    x = 30,827.35

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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.