Home / 19,972.52-27,562.97-11,477.39

Finding the Fourth Proportional to 19,972.52, 27,562.97 and 11,477.39

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Solution

The fourth proportional to 19,972.52, 27,562.97 and 11,477.39 is: 15,839.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,972.52 : 27,562.97 = 11,477.39 : x
  2. Step 2: Convert to fraction form
    19,972.52/27,562.97 = 11,477.39/x
  3. Step 3: Cross multiply
    19,972.52x = 27,562.97 × 11,477.39
  4. Step 4: Simplify right side
    19,972.52x = 316,350,956.25
  5. Step 5: Solve for x
    x = 316,350,956.25/19,972.52
  6. Step 6: Final answer
    x = 15,839.31

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1.5x scale

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.