Home / 29,133.88-40,197.87-21,162.26

Finding the Fourth Proportional to 29,133.88, 40,197.87 and 21,162.26

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Solution

The fourth proportional to 29,133.88, 40,197.87 and 21,162.26 is: 29,198.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,133.88 : 40,197.87 = 21,162.26 : x
  2. Step 2: Convert to fraction form
    29,133.88/40,197.87 = 21,162.26/x
  3. Step 3: Cross multiply
    29,133.88x = 40,197.87 × 21,162.26
  4. Step 4: Simplify right side
    29,133.88x = 850,677,876.88
  5. Step 5: Solve for x
    x = 850,677,876.88/29,133.88
  6. Step 6: Final answer
    x = 29,198.92

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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.