Home / 33,402.39-46,099.32-20,664.03

Finding the Fourth Proportional to 33,402.39, 46,099.32 and 20,664.03

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Solution

The fourth proportional to 33,402.39, 46,099.32 and 20,664.03 is: 28,518.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,402.39 : 46,099.32 = 20,664.03 : x
  2. Step 2: Convert to fraction form
    33,402.39/46,099.32 = 20,664.03/x
  3. Step 3: Cross multiply
    33,402.39x = 46,099.32 × 20,664.03
  4. Step 4: Simplify right side
    33,402.39x = 952,597,731.46
  5. Step 5: Solve for x
    x = 952,597,731.46/33,402.39
  6. Step 6: Final answer
    x = 28,518.85

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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.