Home / 33,218.55-45,840.47-18,110.97

Finding the Fourth Proportional to 33,218.55, 45,840.47 and 18,110.97

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Solution

The fourth proportional to 33,218.55, 45,840.47 and 18,110.97 is: 24,992.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,218.55 : 45,840.47 = 18,110.97 : x
  2. Step 2: Convert to fraction form
    33,218.55/45,840.47 = 18,110.97/x
  3. Step 3: Cross multiply
    33,218.55x = 45,840.47 × 18,110.97
  4. Step 4: Simplify right side
    33,218.55x = 830,215,286.40
  5. Step 5: Solve for x
    x = 830,215,286.40/33,218.55
  6. Step 6: Final answer
    x = 24,992.52

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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.