Home / 18,305.73-25,261.92-9,922.23

Finding the Fourth Proportional to 18,305.73, 25,261.92 and 9,922.23

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Solution

The fourth proportional to 18,305.73, 25,261.92 and 9,922.23 is: 13,692.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,305.73 : 25,261.92 = 9,922.23 : x
  2. Step 2: Convert to fraction form
    18,305.73/25,261.92 = 9,922.23/x
  3. Step 3: Cross multiply
    18,305.73x = 25,261.92 × 9,922.23
  4. Step 4: Simplify right side
    18,305.73x = 250,654,580.48
  5. Step 5: Solve for x
    x = 250,654,580.48/18,305.73
  6. Step 6: Final answer
    x = 13,692.68

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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.