Home / 36,005.77-49,687.59-19,873.18

Finding the Fourth Proportional to 36,005.77, 49,687.59 and 19,873.18

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Solution

The fourth proportional to 36,005.77, 49,687.59 and 19,873.18 is: 27,424.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,005.77 : 49,687.59 = 19,873.18 : x
  2. Step 2: Convert to fraction form
    36,005.77/49,687.59 = 19,873.18/x
  3. Step 3: Cross multiply
    36,005.77x = 49,687.59 × 19,873.18
  4. Step 4: Simplify right side
    36,005.77x = 987,450,419.84
  5. Step 5: Solve for x
    x = 987,450,419.84/36,005.77
  6. Step 6: Final answer
    x = 27,424.78

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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.