Home / 19,836.24-27,374.10-10,883.82

Finding the Fourth Proportional to 19,836.24, 27,374.10 and 10,883.82

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Solution

The fourth proportional to 19,836.24, 27,374.10 and 10,883.82 is: 15,019.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,836.24 : 27,374.10 = 10,883.82 : x
  2. Step 2: Convert to fraction form
    19,836.24/27,374.10 = 10,883.82/x
  3. Step 3: Cross multiply
    19,836.24x = 27,374.10 × 10,883.82
  4. Step 4: Simplify right side
    19,836.24x = 297,934,746.14
  5. Step 5: Solve for x
    x = 297,934,746.14/19,836.24
  6. Step 6: Final answer
    x = 15,019.72

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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.