Home / 29,109.11-40,170.56-16,533.86

Finding the Fourth Proportional to 29,109.11, 40,170.56 and 16,533.86

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Solution

The fourth proportional to 29,109.11, 40,170.56 and 16,533.86 is: 22,816.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,109.11 : 40,170.56 = 16,533.86 : x
  2. Step 2: Convert to fraction form
    29,109.11/40,170.56 = 16,533.86/x
  3. Step 3: Cross multiply
    29,109.11x = 40,170.56 × 16,533.86
  4. Step 4: Simplify right side
    29,109.11x = 664,174,131.64
  5. Step 5: Solve for x
    x = 664,174,131.64/29,109.11
  6. Step 6: Final answer
    x = 22,816.71

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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.