Home / 22,849.90-34,271.39-7,859.30

Finding the Fourth Proportional to 22,849.90, 34,271.39 and 7,859.30

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Solution

The fourth proportional to 22,849.90, 34,271.39 and 7,859.30 is: 11,787.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,849.90 : 34,271.39 = 7,859.30 : x
  2. Step 2: Convert to fraction form
    22,849.90/34,271.39 = 7,859.30/x
  3. Step 3: Cross multiply
    22,849.90x = 34,271.39 × 7,859.30
  4. Step 4: Simplify right side
    22,849.90x = 269,349,132.29
  5. Step 5: Solve for x
    x = 269,349,132.29/22,849.90
  6. Step 6: Final answer
    x = 11,787.76

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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.