Home / 33,009.02-45,541.94-20,249.09

Finding the Fourth Proportional to 33,009.02, 45,541.94 and 20,249.09

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Solution

The fourth proportional to 33,009.02, 45,541.94 and 20,249.09 is: 27,937.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,009.02 : 45,541.94 = 20,249.09 : x
  2. Step 2: Convert to fraction form
    33,009.02/45,541.94 = 20,249.09/x
  3. Step 3: Cross multiply
    33,009.02x = 45,541.94 × 20,249.09
  4. Step 4: Simplify right side
    33,009.02x = 922,182,512.88
  5. Step 5: Solve for x
    x = 922,182,512.88/33,009.02
  6. Step 6: Final answer
    x = 27,937.29

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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.