Home / 33,419.66-46,116.71-18,309.90

Finding the Fourth Proportional to 33,419.66, 46,116.71 and 18,309.90

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Solution

The fourth proportional to 33,419.66, 46,116.71 and 18,309.90 is: 25,266.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,419.66 : 46,116.71 = 18,309.90 : x
  2. Step 2: Convert to fraction form
    33,419.66/46,116.71 = 18,309.90/x
  3. Step 3: Cross multiply
    33,419.66x = 46,116.71 × 18,309.90
  4. Step 4: Simplify right side
    33,419.66x = 844,392,348.43
  5. Step 5: Solve for x
    x = 844,392,348.43/33,419.66
  6. Step 6: Final answer
    x = 25,266.34

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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.