Home / 19,802.68-27,326.78-11,849.28

Finding the Fourth Proportional to 19,802.68, 27,326.78 and 11,849.28

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Solution

The fourth proportional to 19,802.68, 27,326.78 and 11,849.28 is: 16,351.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,802.68 : 27,326.78 = 11,849.28 : x
  2. Step 2: Convert to fraction form
    19,802.68/27,326.78 = 11,849.28/x
  3. Step 3: Cross multiply
    19,802.68x = 27,326.78 × 11,849.28
  4. Step 4: Simplify right side
    19,802.68x = 323,802,667.72
  5. Step 5: Solve for x
    x = 323,802,667.72/19,802.68
  6. Step 6: Final answer
    x = 16,351.46

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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.