Home / 29,829.69-41,165.08-16,401.78

Finding the Fourth Proportional to 29,829.69, 41,165.08 and 16,401.78

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Solution

The fourth proportional to 29,829.69, 41,165.08 and 16,401.78 is: 22,634.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,829.69 : 41,165.08 = 16,401.78 : x
  2. Step 2: Convert to fraction form
    29,829.69/41,165.08 = 16,401.78/x
  3. Step 3: Cross multiply
    29,829.69x = 41,165.08 × 16,401.78
  4. Step 4: Simplify right side
    29,829.69x = 675,180,544.84
  5. Step 5: Solve for x
    x = 675,180,544.84/29,829.69
  6. Step 6: Final answer
    x = 22,634.51

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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.