Home / 33,135.34-45,727.22-18,028.18

Finding the Fourth Proportional to 33,135.34, 45,727.22 and 18,028.18

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Solution

The fourth proportional to 33,135.34, 45,727.22 and 18,028.18 is: 24,879.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,135.34 : 45,727.22 = 18,028.18 : x
  2. Step 2: Convert to fraction form
    33,135.34/45,727.22 = 18,028.18/x
  3. Step 3: Cross multiply
    33,135.34x = 45,727.22 × 18,028.18
  4. Step 4: Simplify right side
    33,135.34x = 824,378,553.06
  5. Step 5: Solve for x
    x = 824,378,553.06/33,135.34
  6. Step 6: Final answer
    x = 24,879.13

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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.