Home / 15,148.55-22,721.74-4,763.27

Finding the Fourth Proportional to 15,148.55, 22,721.74 and 4,763.27

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Solution

The fourth proportional to 15,148.55, 22,721.74 and 4,763.27 is: 7,144.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,148.55 : 22,721.74 = 4,763.27 : x
  2. Step 2: Convert to fraction form
    15,148.55/22,721.74 = 4,763.27/x
  3. Step 3: Cross multiply
    15,148.55x = 22,721.74 × 4,763.27
  4. Step 4: Simplify right side
    15,148.55x = 108,229,782.49
  5. Step 5: Solve for x
    x = 108,229,782.49/15,148.55
  6. Step 6: Final answer
    x = 7,144.56

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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.