Home / 22,076.49-30,464.33-12,645.66

Finding the Fourth Proportional to 22,076.49, 30,464.33 and 12,645.66

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Solution

The fourth proportional to 22,076.49, 30,464.33 and 12,645.66 is: 17,450.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,076.49 : 30,464.33 = 12,645.66 : x
  2. Step 2: Convert to fraction form
    22,076.49/30,464.33 = 12,645.66/x
  3. Step 3: Cross multiply
    22,076.49x = 30,464.33 × 12,645.66
  4. Step 4: Simplify right side
    22,076.49x = 385,241,496.08
  5. Step 5: Solve for x
    x = 385,241,496.08/22,076.49
  6. Step 6: Final answer
    x = 17,450.31

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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.