Home / 29,617.62-40,872.39-16,189.03

Finding the Fourth Proportional to 29,617.62, 40,872.39 and 16,189.03

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Solution

The fourth proportional to 29,617.62, 40,872.39 and 16,189.03 is: 22,340.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,617.62 : 40,872.39 = 16,189.03 : x
  2. Step 2: Convert to fraction form
    29,617.62/40,872.39 = 16,189.03/x
  3. Step 3: Cross multiply
    29,617.62x = 40,872.39 × 16,189.03
  4. Step 4: Simplify right side
    29,617.62x = 661,684,347.88
  5. Step 5: Solve for x
    x = 661,684,347.88/29,617.62
  6. Step 6: Final answer
    x = 22,340.90

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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.