Home / 16,118.34-22,241.61-9,045.54

Finding the Fourth Proportional to 16,118.34, 22,241.61 and 9,045.54

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Solution

The fourth proportional to 16,118.34, 22,241.61 and 9,045.54 is: 12,481.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,118.34 : 22,241.61 = 9,045.54 : x
  2. Step 2: Convert to fraction form
    16,118.34/22,241.61 = 9,045.54/x
  3. Step 3: Cross multiply
    16,118.34x = 22,241.61 × 9,045.54
  4. Step 4: Simplify right side
    16,118.34x = 201,187,372.92
  5. Step 5: Solve for x
    x = 201,187,372.92/16,118.34
  6. Step 6: Final answer
    x = 12,481.89

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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.