Home / 23,989.98-33,106.21-13,234.61

Finding the Fourth Proportional to 23,989.98, 33,106.21 and 13,234.61

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Solution

The fourth proportional to 23,989.98, 33,106.21 and 13,234.61 is: 18,263.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,989.98 : 33,106.21 = 13,234.61 : x
  2. Step 2: Convert to fraction form
    23,989.98/33,106.21 = 13,234.61/x
  3. Step 3: Cross multiply
    23,989.98x = 33,106.21 × 13,234.61
  4. Step 4: Simplify right side
    23,989.98x = 438,147,777.93
  5. Step 5: Solve for x
    x = 438,147,777.93/23,989.98
  6. Step 6: Final answer
    x = 18,263.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.