Home / 15,238.44-22,825.26-8,991.72

Finding the Fourth Proportional to 15,238.44, 22,825.26 and 8,991.72

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Solution

The fourth proportional to 15,238.44, 22,825.26 and 8,991.72 is: 13,468.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,238.44 : 22,825.26 = 8,991.72 : x
  2. Step 2: Convert to fraction form
    15,238.44/22,825.26 = 8,991.72/x
  3. Step 3: Cross multiply
    15,238.44x = 22,825.26 × 8,991.72
  4. Step 4: Simplify right side
    15,238.44x = 205,238,346.85
  5. Step 5: Solve for x
    x = 205,238,346.85/15,238.44
  6. Step 6: Final answer
    x = 13,468.46

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1.5x scale

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.