Home / 29,578.05-40,821.29-16,834.33

Finding the Fourth Proportional to 29,578.05, 40,821.29 and 16,834.33

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Solution

The fourth proportional to 29,578.05, 40,821.29 and 16,834.33 is: 23,233.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,578.05 : 40,821.29 = 16,834.33 : x
  2. Step 2: Convert to fraction form
    29,578.05/40,821.29 = 16,834.33/x
  3. Step 3: Cross multiply
    29,578.05x = 40,821.29 × 16,834.33
  4. Step 4: Simplify right side
    29,578.05x = 687,198,982.71
  5. Step 5: Solve for x
    x = 687,198,982.71/29,578.05
  6. Step 6: Final answer
    x = 23,233.41

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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.