Home / 19,848.73-27,393.43-11,351.64

Finding the Fourth Proportional to 19,848.73, 27,393.43 and 11,351.64

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Solution

The fourth proportional to 19,848.73, 27,393.43 and 11,351.64 is: 15,666.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,848.73 : 27,393.43 = 11,351.64 : x
  2. Step 2: Convert to fraction form
    19,848.73/27,393.43 = 11,351.64/x
  3. Step 3: Cross multiply
    19,848.73x = 27,393.43 × 11,351.64
  4. Step 4: Simplify right side
    19,848.73x = 310,960,355.73
  5. Step 5: Solve for x
    x = 310,960,355.73/19,848.73
  6. Step 6: Final answer
    x = 15,666.51

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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.