Home / 22,269.60-30,735.10-13,654.26

Finding the Fourth Proportional to 22,269.60, 30,735.10 and 13,654.26

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Solution

The fourth proportional to 22,269.60, 30,735.10 and 13,654.26 is: 18,844.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,269.60 : 30,735.10 = 13,654.26 : x
  2. Step 2: Convert to fraction form
    22,269.60/30,735.10 = 13,654.26/x
  3. Step 3: Cross multiply
    22,269.60x = 30,735.10 × 13,654.26
  4. Step 4: Simplify right side
    22,269.60x = 419,664,924.33
  5. Step 5: Solve for x
    x = 419,664,924.33/22,269.60
  6. Step 6: Final answer
    x = 18,844.75

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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.