Home / 33,297.02-45,949.13-18,189.75

Finding the Fourth Proportional to 33,297.02, 45,949.13 and 18,189.75

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Solution

The fourth proportional to 33,297.02, 45,949.13 and 18,189.75 is: 25,101.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,297.02 : 45,949.13 = 18,189.75 : x
  2. Step 2: Convert to fraction form
    33,297.02/45,949.13 = 18,189.75/x
  3. Step 3: Cross multiply
    33,297.02x = 45,949.13 × 18,189.75
  4. Step 4: Simplify right side
    33,297.02x = 835,803,129.68
  5. Step 5: Solve for x
    x = 835,803,129.68/33,297.02
  6. Step 6: Final answer
    x = 25,101.44

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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.