Home / 33,325.83-45,992.49-18,990.04

Finding the Fourth Proportional to 33,325.83, 45,992.49 and 18,990.04

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Solution

The fourth proportional to 33,325.83, 45,992.49 and 18,990.04 is: 26,207.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,325.83 : 45,992.49 = 18,990.04 : x
  2. Step 2: Convert to fraction form
    33,325.83/45,992.49 = 18,990.04/x
  3. Step 3: Cross multiply
    33,325.83x = 45,992.49 × 18,990.04
  4. Step 4: Simplify right side
    33,325.83x = 873,399,224.80
  5. Step 5: Solve for x
    x = 873,399,224.80/33,325.83
  6. Step 6: Final answer
    x = 26,207.88

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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.