Home / 33,972.25-46,887.30-18,869.80

Finding the Fourth Proportional to 33,972.25, 46,887.30 and 18,869.80

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Solution

The fourth proportional to 33,972.25, 46,887.30 and 18,869.80 is: 26,043.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,972.25 : 46,887.30 = 18,869.80 : x
  2. Step 2: Convert to fraction form
    33,972.25/46,887.30 = 18,869.80/x
  3. Step 3: Cross multiply
    33,972.25x = 46,887.30 × 18,869.80
  4. Step 4: Simplify right side
    33,972.25x = 884,753,973.54
  5. Step 5: Solve for x
    x = 884,753,973.54/33,972.25
  6. Step 6: Final answer
    x = 26,043.43

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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.