Home / 29,134.88-40,194.39-16,862.21

Finding the Fourth Proportional to 29,134.88, 40,194.39 and 16,862.21

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Solution

The fourth proportional to 29,134.88, 40,194.39 and 16,862.21 is: 23,263.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,134.88 : 40,194.39 = 16,862.21 : x
  2. Step 2: Convert to fraction form
    29,134.88/40,194.39 = 16,862.21/x
  3. Step 3: Cross multiply
    29,134.88x = 40,194.39 × 16,862.21
  4. Step 4: Simplify right side
    29,134.88x = 677,766,245.00
  5. Step 5: Solve for x
    x = 677,766,245.00/29,134.88
  6. Step 6: Final answer
    x = 23,263.05

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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.