Home / 33,309.44-45,966.47-18,201.75

Finding the Fourth Proportional to 33,309.44, 45,966.47 and 18,201.75

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Solution

The fourth proportional to 33,309.44, 45,966.47 and 18,201.75 is: 25,118.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,309.44 : 45,966.47 = 18,201.75 : x
  2. Step 2: Convert to fraction form
    33,309.44/45,966.47 = 18,201.75/x
  3. Step 3: Cross multiply
    33,309.44x = 45,966.47 × 18,201.75
  4. Step 4: Simplify right side
    33,309.44x = 836,669,931.94
  5. Step 5: Solve for x
    x = 836,669,931.94/33,309.44
  6. Step 6: Final answer
    x = 25,118.10

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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.