Home / 23,991.54-33,108.45-13,381.62

Finding the Fourth Proportional to 23,991.54, 33,108.45 and 13,381.62

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Solution

The fourth proportional to 23,991.54, 33,108.45 and 13,381.62 is: 18,466.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,991.54 : 33,108.45 = 13,381.62 : x
  2. Step 2: Convert to fraction form
    23,991.54/33,108.45 = 13,381.62/x
  3. Step 3: Cross multiply
    23,991.54x = 33,108.45 × 13,381.62
  4. Step 4: Simplify right side
    23,991.54x = 443,044,696.69
  5. Step 5: Solve for x
    x = 443,044,696.69/23,991.54
  6. Step 6: Final answer
    x = 18,466.71

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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.