Home / 22,739.65-34,046.49-11,622.40

Finding the Fourth Proportional to 22,739.65, 34,046.49 and 11,622.40

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Solution

The fourth proportional to 22,739.65, 34,046.49 and 11,622.40 is: 17,401.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,739.65 : 34,046.49 = 11,622.40 : x
  2. Step 2: Convert to fraction form
    22,739.65/34,046.49 = 11,622.40/x
  3. Step 3: Cross multiply
    22,739.65x = 34,046.49 × 11,622.40
  4. Step 4: Simplify right side
    22,739.65x = 395,701,755.14
  5. Step 5: Solve for x
    x = 395,701,755.14/22,739.65
  6. Step 6: Final answer
    x = 17,401.40

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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.