Home / 15,107.87-22,658.37-5,744.55

Finding the Fourth Proportional to 15,107.87, 22,658.37 and 5,744.55

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Solution

The fourth proportional to 15,107.87, 22,658.37 and 5,744.55 is: 8,615.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,107.87 : 22,658.37 = 5,744.55 : x
  2. Step 2: Convert to fraction form
    15,107.87/22,658.37 = 5,744.55/x
  3. Step 3: Cross multiply
    15,107.87x = 22,658.37 × 5,744.55
  4. Step 4: Simplify right side
    15,107.87x = 130,162,139.38
  5. Step 5: Solve for x
    x = 130,162,139.38/15,107.87
  6. Step 6: Final answer
    x = 8,615.52

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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.