Home / 33,278.47-49,874.61-13,534.09

Finding the Fourth Proportional to 33,278.47, 49,874.61 and 13,534.09

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Solution

The fourth proportional to 33,278.47, 49,874.61 and 13,534.09 is: 20,283.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,278.47 : 49,874.61 = 13,534.09 : x
  2. Step 2: Convert to fraction form
    33,278.47/49,874.61 = 13,534.09/x
  3. Step 3: Cross multiply
    33,278.47x = 49,874.61 × 13,534.09
  4. Step 4: Simplify right side
    33,278.47x = 675,007,460.45
  5. Step 5: Solve for x
    x = 675,007,460.45/33,278.47
  6. Step 6: Final answer
    x = 20,283.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.