Home / 29,542.50-40,768.68-16,969.68

Finding the Fourth Proportional to 29,542.50, 40,768.68 and 16,969.68

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Solution

The fourth proportional to 29,542.50, 40,768.68 and 16,969.68 is: 23,418.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,542.50 : 40,768.68 = 16,969.68 : x
  2. Step 2: Convert to fraction form
    29,542.50/40,768.68 = 16,969.68/x
  3. Step 3: Cross multiply
    29,542.50x = 40,768.68 × 16,969.68
  4. Step 4: Simplify right side
    29,542.50x = 691,831,453.62
  5. Step 5: Solve for x
    x = 691,831,453.62/29,542.50
  6. Step 6: Final answer
    x = 23,418.18

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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.