Home / 29,287.88-40,415.76-17,186.68

Finding the Fourth Proportional to 29,287.88, 40,415.76 and 17,186.68

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Solution

The fourth proportional to 29,287.88, 40,415.76 and 17,186.68 is: 23,716.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,287.88 : 40,415.76 = 17,186.68 : x
  2. Step 2: Convert to fraction form
    29,287.88/40,415.76 = 17,186.68/x
  3. Step 3: Cross multiply
    29,287.88x = 40,415.76 × 17,186.68
  4. Step 4: Simplify right side
    29,287.88x = 694,612,734.08
  5. Step 5: Solve for x
    x = 694,612,734.08/29,287.88
  6. Step 6: Final answer
    x = 23,716.73

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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.