Home / 65,524.14-98,286.35-18,139.38

Finding the Fourth Proportional to 65,524.14, 98,286.35 and 18,139.38

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Solution

The fourth proportional to 65,524.14, 98,286.35 and 18,139.38 is: 27,209.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,524.14 : 98,286.35 = 18,139.38 : x
  2. Step 2: Convert to fraction form
    65,524.14/98,286.35 = 18,139.38/x
  3. Step 3: Cross multiply
    65,524.14x = 98,286.35 × 18,139.38
  4. Step 4: Simplify right side
    65,524.14x = 1,782,852,992.19
  5. Step 5: Solve for x
    x = 1,782,852,992.19/65,524.14
  6. Step 6: Final answer
    x = 27,209.10

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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.