Home / 23,991.65-33,108.37-13,236.23

Finding the Fourth Proportional to 23,991.65, 33,108.37 and 13,236.23

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Solution

The fourth proportional to 23,991.65, 33,108.37 and 13,236.23 is: 18,265.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,991.65 : 33,108.37 = 13,236.23 : x
  2. Step 2: Convert to fraction form
    23,991.65/33,108.37 = 13,236.23/x
  3. Step 3: Cross multiply
    23,991.65x = 33,108.37 × 13,236.23
  4. Step 4: Simplify right side
    23,991.65x = 438,230,000.25
  5. Step 5: Solve for x
    x = 438,230,000.25/23,991.65
  6. Step 6: Final answer
    x = 18,265.94

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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.