Home / 19,913.92-27,477.99-11,414.47

Finding the Fourth Proportional to 19,913.92, 27,477.99 and 11,414.47

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Solution

The fourth proportional to 19,913.92, 27,477.99 and 11,414.47 is: 15,750.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,913.92 : 27,477.99 = 11,414.47 : x
  2. Step 2: Convert to fraction form
    19,913.92/27,477.99 = 11,414.47/x
  3. Step 3: Cross multiply
    19,913.92x = 27,477.99 × 11,414.47
  4. Step 4: Simplify right side
    19,913.92x = 313,646,795.72
  5. Step 5: Solve for x
    x = 313,646,795.72/19,913.92
  6. Step 6: Final answer
    x = 15,750.13

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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.