Home / 29,404.56-40,578.24-16,829.28

Finding the Fourth Proportional to 29,404.56, 40,578.24 and 16,829.28

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Solution

The fourth proportional to 29,404.56, 40,578.24 and 16,829.28 is: 23,224.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,404.56 : 40,578.24 = 16,829.28 : x
  2. Step 2: Convert to fraction form
    29,404.56/40,578.24 = 16,829.28/x
  3. Step 3: Cross multiply
    29,404.56x = 40,578.24 × 16,829.28
  4. Step 4: Simplify right side
    29,404.56x = 682,902,562.87
  5. Step 5: Solve for x
    x = 682,902,562.87/29,404.56
  6. Step 6: Final answer
    x = 23,224.38

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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.