Home / 33,108.31-45,690.37-18,001.99

Finding the Fourth Proportional to 33,108.31, 45,690.37 and 18,001.99

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Solution

The fourth proportional to 33,108.31, 45,690.37 and 18,001.99 is: 24,843.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,108.31 : 45,690.37 = 18,001.99 : x
  2. Step 2: Convert to fraction form
    33,108.31/45,690.37 = 18,001.99/x
  3. Step 3: Cross multiply
    33,108.31x = 45,690.37 × 18,001.99
  4. Step 4: Simplify right side
    33,108.31x = 822,517,265.37
  5. Step 5: Solve for x
    x = 822,517,265.37/33,108.31
  6. Step 6: Final answer
    x = 24,843.23

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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.