Home / 33,310.71-45,966.82-18,203.49

Finding the Fourth Proportional to 33,310.71, 45,966.82 and 18,203.49

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Solution

The fourth proportional to 33,310.71, 45,966.82 and 18,203.49 is: 25,119.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,310.71 : 45,966.82 = 18,203.49 : x
  2. Step 2: Convert to fraction form
    33,310.71/45,966.82 = 18,203.49/x
  3. Step 3: Cross multiply
    33,310.71x = 45,966.82 × 18,203.49
  4. Step 4: Simplify right side
    33,310.71x = 836,756,548.20
  5. Step 5: Solve for x
    x = 836,756,548.20/33,310.71
  6. Step 6: Final answer
    x = 25,119.75

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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.