Home / 33,426.47-46,120.39-19,815.03

Finding the Fourth Proportional to 33,426.47, 46,120.39 and 19,815.03

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Solution

The fourth proportional to 33,426.47, 46,120.39 and 19,815.03 is: 27,339.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,426.47 : 46,120.39 = 19,815.03 : x
  2. Step 2: Convert to fraction form
    33,426.47/46,120.39 = 19,815.03/x
  3. Step 3: Cross multiply
    33,426.47x = 46,120.39 × 19,815.03
  4. Step 4: Simplify right side
    33,426.47x = 913,876,861.92
  5. Step 5: Solve for x
    x = 913,876,861.92/33,426.47
  6. Step 6: Final answer
    x = 27,339.91

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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.