Home / 18,335.59-27,456.83-15,366.22

Finding the Fourth Proportional to 18,335.59, 27,456.83 and 15,366.22

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Solution

The fourth proportional to 18,335.59, 27,456.83 and 15,366.22 is: 23,010.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,335.59 : 27,456.83 = 15,366.22 : x
  2. Step 2: Convert to fraction form
    18,335.59/27,456.83 = 15,366.22/x
  3. Step 3: Cross multiply
    18,335.59x = 27,456.83 × 15,366.22
  4. Step 4: Simplify right side
    18,335.59x = 421,907,553.00
  5. Step 5: Solve for x
    x = 421,907,553.00/18,335.59
  6. Step 6: Final answer
    x = 23,010.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.