Home / 22,147.35-30,563.01-12,076.26

Finding the Fourth Proportional to 22,147.35, 30,563.01 and 12,076.26

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Solution

The fourth proportional to 22,147.35, 30,563.01 and 12,076.26 is: 16,665.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,147.35 : 30,563.01 = 12,076.26 : x
  2. Step 2: Convert to fraction form
    22,147.35/30,563.01 = 12,076.26/x
  3. Step 3: Cross multiply
    22,147.35x = 30,563.01 × 12,076.26
  4. Step 4: Simplify right side
    22,147.35x = 369,086,855.14
  5. Step 5: Solve for x
    x = 369,086,855.14/22,147.35
  6. Step 6: Final answer
    x = 16,665.06

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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.