Home / 22,351.26-30,844.72-12,415.26

Finding the Fourth Proportional to 22,351.26, 30,844.72 and 12,415.26

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Solution

The fourth proportional to 22,351.26, 30,844.72 and 12,415.26 is: 17,133.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,351.26 : 30,844.72 = 12,415.26 : x
  2. Step 2: Convert to fraction form
    22,351.26/30,844.72 = 12,415.26/x
  3. Step 3: Cross multiply
    22,351.26x = 30,844.72 × 12,415.26
  4. Step 4: Simplify right side
    22,351.26x = 382,945,218.43
  5. Step 5: Solve for x
    x = 382,945,218.43/22,351.26
  6. Step 6: Final answer
    x = 17,133.05

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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.