Home / 19,834.45-27,371.82-10,881.79

Finding the Fourth Proportional to 19,834.45, 27,371.82 and 10,881.79

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Solution

The fourth proportional to 19,834.45, 27,371.82 and 10,881.79 is: 15,017.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,834.45 : 27,371.82 = 10,881.79 : x
  2. Step 2: Convert to fraction form
    19,834.45/27,371.82 = 10,881.79/x
  3. Step 3: Cross multiply
    19,834.45x = 27,371.82 × 10,881.79
  4. Step 4: Simplify right side
    19,834.45x = 297,854,397.16
  5. Step 5: Solve for x
    x = 297,854,397.16/19,834.45
  6. Step 6: Final answer
    x = 15,017.02

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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.