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Finding the Fourth Proportional to 23,999.37, 33,119.04 and 13,389

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Solution

The fourth proportional to 23,999.37, 33,119.04 and 13,389 is: 18,476.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,999.37 : 33,119.04 = 13,389 : x
  2. Step 2: Convert to fraction form
    23,999.37/33,119.04 = 13,389/x
  3. Step 3: Cross multiply
    23,999.37x = 33,119.04 × 13,389
  4. Step 4: Simplify right side
    23,999.37x = 443,430,826.56
  5. Step 5: Solve for x
    x = 443,430,826.56/23,999.37
  6. Step 6: Final answer
    x = 18,476.77

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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.