Home / 18,544.14-27,825.32-8,684.11

Finding the Fourth Proportional to 18,544.14, 27,825.32 and 8,684.11

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Solution

The fourth proportional to 18,544.14, 27,825.32 and 8,684.11 is: 13,030.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,544.14 : 27,825.32 = 8,684.11 : x
  2. Step 2: Convert to fraction form
    18,544.14/27,825.32 = 8,684.11/x
  3. Step 3: Cross multiply
    18,544.14x = 27,825.32 × 8,684.11
  4. Step 4: Simplify right side
    18,544.14x = 241,638,196.16
  5. Step 5: Solve for x
    x = 241,638,196.16/18,544.14
  6. Step 6: Final answer
    x = 13,030.43

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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.