Home / 22,011.97-30,376.26-11,940.22

Finding the Fourth Proportional to 22,011.97, 30,376.26 and 11,940.22

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Solution

The fourth proportional to 22,011.97, 30,376.26 and 11,940.22 is: 16,477.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,011.97 : 30,376.26 = 11,940.22 : x
  2. Step 2: Convert to fraction form
    22,011.97/30,376.26 = 11,940.22/x
  3. Step 3: Cross multiply
    22,011.97x = 30,376.26 × 11,940.22
  4. Step 4: Simplify right side
    22,011.97x = 362,699,227.18
  5. Step 5: Solve for x
    x = 362,699,227.18/22,011.97
  6. Step 6: Final answer
    x = 16,477.36

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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.