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Finding the Fourth Proportional to 23,980.48, 33,092.58 and 13,369.48

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Solution

The fourth proportional to 23,980.48, 33,092.58 and 13,369.48 is: 18,449.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,980.48 : 33,092.58 = 13,369.48 : x
  2. Step 2: Convert to fraction form
    23,980.48/33,092.58 = 13,369.48/x
  3. Step 3: Cross multiply
    23,980.48x = 33,092.58 × 13,369.48
  4. Step 4: Simplify right side
    23,980.48x = 442,430,586.46
  5. Step 5: Solve for x
    x = 442,430,586.46/23,980.48
  6. Step 6: Final answer
    x = 18,449.61

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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.