Home / 15,517.37-23,262.21-12,906.29

Finding the Fourth Proportional to 15,517.37, 23,262.21 and 12,906.29

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Solution

The fourth proportional to 15,517.37, 23,262.21 and 12,906.29 is: 19,347.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,517.37 : 23,262.21 = 12,906.29 : x
  2. Step 2: Convert to fraction form
    15,517.37/23,262.21 = 12,906.29/x
  3. Step 3: Cross multiply
    15,517.37x = 23,262.21 × 12,906.29
  4. Step 4: Simplify right side
    15,517.37x = 300,228,821.92
  5. Step 5: Solve for x
    x = 300,228,821.92/15,517.37
  6. Step 6: Final answer
    x = 19,347.92

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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.