Home / 22,435.22-30,961.96-12,363.64

Finding the Fourth Proportional to 22,435.22, 30,961.96 and 12,363.64

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Solution

The fourth proportional to 22,435.22, 30,961.96 and 12,363.64 is: 17,062.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,435.22 : 30,961.96 = 12,363.64 : x
  2. Step 2: Convert to fraction form
    22,435.22/30,961.96 = 12,363.64/x
  3. Step 3: Cross multiply
    22,435.22x = 30,961.96 × 12,363.64
  4. Step 4: Simplify right side
    22,435.22x = 382,802,418.82
  5. Step 5: Solve for x
    x = 382,802,418.82/22,435.22
  6. Step 6: Final answer
    x = 17,062.56

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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.