Home / 22,248.75-33,347.21-12,383.31

Finding the Fourth Proportional to 22,248.75, 33,347.21 and 12,383.31

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Solution

The fourth proportional to 22,248.75, 33,347.21 and 12,383.31 is: 18,560.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,248.75 : 33,347.21 = 12,383.31 : x
  2. Step 2: Convert to fraction form
    22,248.75/33,347.21 = 12,383.31/x
  3. Step 3: Cross multiply
    22,248.75x = 33,347.21 × 12,383.31
  4. Step 4: Simplify right side
    22,248.75x = 412,948,777.15
  5. Step 5: Solve for x
    x = 412,948,777.15/22,248.75
  6. Step 6: Final answer
    x = 18,560.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.