Home / 33,822.34-46,664.24-20,397.70

Finding the Fourth Proportional to 33,822.34, 46,664.24 and 20,397.70

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Solution

The fourth proportional to 33,822.34, 46,664.24 and 20,397.70 is: 28,142.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,822.34 : 46,664.24 = 20,397.70 : x
  2. Step 2: Convert to fraction form
    33,822.34/46,664.24 = 20,397.70/x
  3. Step 3: Cross multiply
    33,822.34x = 46,664.24 × 20,397.70
  4. Step 4: Simplify right side
    33,822.34x = 951,843,168.25
  5. Step 5: Solve for x
    x = 951,843,168.25/33,822.34
  6. Step 6: Final answer
    x = 28,142.44

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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.