Home / 23,992.20-33,108.55-13,381.61

Finding the Fourth Proportional to 23,992.20, 33,108.55 and 13,381.61

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Solution

The fourth proportional to 23,992.20, 33,108.55 and 13,381.61 is: 18,466.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,992.20 : 33,108.55 = 13,381.61 : x
  2. Step 2: Convert to fraction form
    23,992.20/33,108.55 = 13,381.61/x
  3. Step 3: Cross multiply
    23,992.20x = 33,108.55 × 13,381.61
  4. Step 4: Simplify right side
    23,992.20x = 443,045,504.77
  5. Step 5: Solve for x
    x = 443,045,504.77/23,992.20
  6. Step 6: Final answer
    x = 18,466.23

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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.