Home / 22,272.90-33,431.21-16,739.79

Finding the Fourth Proportional to 22,272.90, 33,431.21 and 16,739.79

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Solution

The fourth proportional to 22,272.90, 33,431.21 and 16,739.79 is: 25,126.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,272.90 : 33,431.21 = 16,739.79 : x
  2. Step 2: Convert to fraction form
    22,272.90/33,431.21 = 16,739.79/x
  3. Step 3: Cross multiply
    22,272.90x = 33,431.21 × 16,739.79
  4. Step 4: Simplify right side
    22,272.90x = 559,631,434.85
  5. Step 5: Solve for x
    x = 559,631,434.85/22,272.90
  6. Step 6: Final answer
    x = 25,126.11

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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.