Home / 22,814.40-34,218.18-7,230

Finding the Fourth Proportional to 22,814.40, 34,218.18 and 7,230

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Solution

The fourth proportional to 22,814.40, 34,218.18 and 7,230 is: 10,843.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,814.40 : 34,218.18 = 7,230 : x
  2. Step 2: Convert to fraction form
    22,814.40/34,218.18 = 7,230/x
  3. Step 3: Cross multiply
    22,814.40x = 34,218.18 × 7,230
  4. Step 4: Simplify right side
    22,814.40x = 247,397,441.40
  5. Step 5: Solve for x
    x = 247,397,441.40/22,814.40
  6. Step 6: Final answer
    x = 10,843.92

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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.