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Finding the Fourth Proportional to 23,957.70, 33,062 and 13,347.35

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Solution

The fourth proportional to 23,957.70, 33,062 and 13,347.35 is: 18,419.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,957.70 : 33,062 = 13,347.35 : x
  2. Step 2: Convert to fraction form
    23,957.70/33,062 = 13,347.35/x
  3. Step 3: Cross multiply
    23,957.70x = 33,062 × 13,347.35
  4. Step 4: Simplify right side
    23,957.70x = 441,290,085.70
  5. Step 5: Solve for x
    x = 441,290,085.70/23,957.70
  6. Step 6: Final answer
    x = 18,419.55

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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.