Home / 29,176.39-40,268.34-16,909.97

Finding the Fourth Proportional to 29,176.39, 40,268.34 and 16,909.97

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Solution

The fourth proportional to 29,176.39, 40,268.34 and 16,909.97 is: 23,338.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,176.39 : 40,268.34 = 16,909.97 : x
  2. Step 2: Convert to fraction form
    29,176.39/40,268.34 = 16,909.97/x
  3. Step 3: Cross multiply
    29,176.39x = 40,268.34 × 16,909.97
  4. Step 4: Simplify right side
    29,176.39x = 680,936,421.35
  5. Step 5: Solve for x
    x = 680,936,421.35/29,176.39
  6. Step 6: Final answer
    x = 23,338.61

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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.