Home / 33,410.39-46,121.47-19,800.64

Finding the Fourth Proportional to 33,410.39, 46,121.47 and 19,800.64

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Solution

The fourth proportional to 33,410.39, 46,121.47 and 19,800.64 is: 27,333.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,410.39 : 46,121.47 = 19,800.64 : x
  2. Step 2: Convert to fraction form
    33,410.39/46,121.47 = 19,800.64/x
  3. Step 3: Cross multiply
    33,410.39x = 46,121.47 × 19,800.64
  4. Step 4: Simplify right side
    33,410.39x = 913,234,761.61
  5. Step 5: Solve for x
    x = 913,234,761.61/33,410.39
  6. Step 6: Final answer
    x = 27,333.85

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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.