Home / 22,131.43-33,194.41-8,971.16

Finding the Fourth Proportional to 22,131.43, 33,194.41 and 8,971.16

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Solution

The fourth proportional to 22,131.43, 33,194.41 and 8,971.16 is: 13,455.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,131.43 : 33,194.41 = 8,971.16 : x
  2. Step 2: Convert to fraction form
    22,131.43/33,194.41 = 8,971.16/x
  3. Step 3: Cross multiply
    22,131.43x = 33,194.41 × 8,971.16
  4. Step 4: Simplify right side
    22,131.43x = 297,792,412.00
  5. Step 5: Solve for x
    x = 297,792,412.00/22,131.43
  6. Step 6: Final answer
    x = 13,455.63

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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.