Home / 19,984.47-27,579.27-11,032.31

Finding the Fourth Proportional to 19,984.47, 27,579.27 and 11,032.31

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Solution

The fourth proportional to 19,984.47, 27,579.27 and 11,032.31 is: 15,224.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,984.47 : 27,579.27 = 11,032.31 : x
  2. Step 2: Convert to fraction form
    19,984.47/27,579.27 = 11,032.31/x
  3. Step 3: Cross multiply
    19,984.47x = 27,579.27 × 11,032.31
  4. Step 4: Simplify right side
    19,984.47x = 304,262,918.32
  5. Step 5: Solve for x
    x = 304,262,918.32/19,984.47
  6. Step 6: Final answer
    x = 15,224.97

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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.