Home / 15,275.29-22,914.38-4,745.43

Finding the Fourth Proportional to 15,275.29, 22,914.38 and 4,745.43

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Solution

The fourth proportional to 15,275.29, 22,914.38 and 4,745.43 is: 7,118.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,275.29 : 22,914.38 = 4,745.43 : x
  2. Step 2: Convert to fraction form
    15,275.29/22,914.38 = 4,745.43/x
  3. Step 3: Cross multiply
    15,275.29x = 22,914.38 × 4,745.43
  4. Step 4: Simplify right side
    15,275.29x = 108,738,447.98
  5. Step 5: Solve for x
    x = 108,738,447.98/15,275.29
  6. Step 6: Final answer
    x = 7,118.58

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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.