Home / 22,824.40-34,233.12-7,240

Finding the Fourth Proportional to 22,824.40, 34,233.12 and 7,240

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Solution

The fourth proportional to 22,824.40, 34,233.12 and 7,240 is: 10,858.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,824.40 : 34,233.12 = 7,240 : x
  2. Step 2: Convert to fraction form
    22,824.40/34,233.12 = 7,240/x
  3. Step 3: Cross multiply
    22,824.40x = 34,233.12 × 7,240
  4. Step 4: Simplify right side
    22,824.40x = 247,847,788.80
  5. Step 5: Solve for x
    x = 247,847,788.80/22,824.40
  6. Step 6: Final answer
    x = 10,858.90

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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.