Home / 33,109.44-45,692-18,002.08

Finding the Fourth Proportional to 33,109.44, 45,692 and 18,002.08

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Solution

The fourth proportional to 33,109.44, 45,692 and 18,002.08 is: 24,843.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,109.44 : 45,692 = 18,002.08 : x
  2. Step 2: Convert to fraction form
    33,109.44/45,692 = 18,002.08/x
  3. Step 3: Cross multiply
    33,109.44x = 45,692 × 18,002.08
  4. Step 4: Simplify right side
    33,109.44x = 822,551,039.36
  5. Step 5: Solve for x
    x = 822,551,039.36/33,109.44
  6. Step 6: Final answer
    x = 24,843.40

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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.