Home / 29,166.45-40,249.62-16,591.20

Finding the Fourth Proportional to 29,166.45, 40,249.62 and 16,591.20

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Solution

The fourth proportional to 29,166.45, 40,249.62 and 16,591.20 is: 22,895.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,166.45 : 40,249.62 = 16,591.20 : x
  2. Step 2: Convert to fraction form
    29,166.45/40,249.62 = 16,591.20/x
  3. Step 3: Cross multiply
    29,166.45x = 40,249.62 × 16,591.20
  4. Step 4: Simplify right side
    29,166.45x = 667,789,495.34
  5. Step 5: Solve for x
    x = 667,789,495.34/29,166.45
  6. Step 6: Final answer
    x = 22,895.81

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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.