Home / 33,084.96-45,644.32-18,930.24

Finding the Fourth Proportional to 33,084.96, 45,644.32 and 18,930.24

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Solution

The fourth proportional to 33,084.96, 45,644.32 and 18,930.24 is: 26,116.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,084.96 : 45,644.32 = 18,930.24 : x
  2. Step 2: Convert to fraction form
    33,084.96/45,644.32 = 18,930.24/x
  3. Step 3: Cross multiply
    33,084.96x = 45,644.32 × 18,930.24
  4. Step 4: Simplify right side
    33,084.96x = 864,057,932.24
  5. Step 5: Solve for x
    x = 864,057,932.24/33,084.96
  6. Step 6: Final answer
    x = 26,116.34

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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.