Home / 33,218.11-45,841.24-18,110.90

Finding the Fourth Proportional to 33,218.11, 45,841.24 and 18,110.90

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Solution

The fourth proportional to 33,218.11, 45,841.24 and 18,110.90 is: 24,993.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,218.11 : 45,841.24 = 18,110.90 : x
  2. Step 2: Convert to fraction form
    33,218.11/45,841.24 = 18,110.90/x
  3. Step 3: Cross multiply
    33,218.11x = 45,841.24 × 18,110.90
  4. Step 4: Simplify right side
    33,218.11x = 830,226,113.52
  5. Step 5: Solve for x
    x = 830,226,113.52/33,218.11
  6. Step 6: Final answer
    x = 24,993.18

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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.