Home / 33,221.61-45,844.97-18,114.30

Finding the Fourth Proportional to 33,221.61, 45,844.97 and 18,114.30

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Solution

The fourth proportional to 33,221.61, 45,844.97 and 18,114.30 is: 24,997.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,221.61 : 45,844.97 = 18,114.30 : x
  2. Step 2: Convert to fraction form
    33,221.61/45,844.97 = 18,114.30/x
  3. Step 3: Cross multiply
    33,221.61x = 45,844.97 × 18,114.30
  4. Step 4: Simplify right side
    33,221.61x = 830,449,449.50
  5. Step 5: Solve for x
    x = 830,449,449.50/33,221.61
  6. Step 6: Final answer
    x = 24,997.27

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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.