Home / 19,836.57-27,373.74-10,883.88

Finding the Fourth Proportional to 19,836.57, 27,373.74 and 10,883.88

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Solution

The fourth proportional to 19,836.57, 27,373.74 and 10,883.88 is: 15,019.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,836.57 : 27,373.74 = 10,883.88 : x
  2. Step 2: Convert to fraction form
    19,836.57/27,373.74 = 10,883.88/x
  3. Step 3: Cross multiply
    19,836.57x = 27,373.74 × 10,883.88
  4. Step 4: Simplify right side
    19,836.57x = 297,932,501.31
  5. Step 5: Solve for x
    x = 297,932,501.31/19,836.57
  6. Step 6: Final answer
    x = 15,019.36

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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.