Home / 15,029.82-22,539.78-7,131.24

Finding the Fourth Proportional to 15,029.82, 22,539.78 and 7,131.24

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Solution

The fourth proportional to 15,029.82, 22,539.78 and 7,131.24 is: 10,694.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,029.82 : 22,539.78 = 7,131.24 : x
  2. Step 2: Convert to fraction form
    15,029.82/22,539.78 = 7,131.24/x
  3. Step 3: Cross multiply
    15,029.82x = 22,539.78 × 7,131.24
  4. Step 4: Simplify right side
    15,029.82x = 160,736,580.73
  5. Step 5: Solve for x
    x = 160,736,580.73/15,029.82
  6. Step 6: Final answer
    x = 10,694.51

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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.