Home / 18,335.02-27,507.18-8,481.36

Finding the Fourth Proportional to 18,335.02, 27,507.18 and 8,481.36

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Solution

The fourth proportional to 18,335.02, 27,507.18 and 8,481.36 is: 12,724.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,335.02 : 27,507.18 = 8,481.36 : x
  2. Step 2: Convert to fraction form
    18,335.02/27,507.18 = 8,481.36/x
  3. Step 3: Cross multiply
    18,335.02x = 27,507.18 × 8,481.36
  4. Step 4: Simplify right side
    18,335.02x = 233,298,296.16
  5. Step 5: Solve for x
    x = 233,298,296.16/18,335.02
  6. Step 6: Final answer
    x = 12,724.19

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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.