Home / 33,109.36-45,691.86-18,003.06

Finding the Fourth Proportional to 33,109.36, 45,691.86 and 18,003.06

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Solution

The fourth proportional to 33,109.36, 45,691.86 and 18,003.06 is: 24,844.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,109.36 : 45,691.86 = 18,003.06 : x
  2. Step 2: Convert to fraction form
    33,109.36/45,691.86 = 18,003.06/x
  3. Step 3: Cross multiply
    33,109.36x = 45,691.86 × 18,003.06
  4. Step 4: Simplify right side
    33,109.36x = 822,593,364.60
  5. Step 5: Solve for x
    x = 822,593,364.60/33,109.36
  6. Step 6: Final answer
    x = 24,844.74

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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.