Home / 33,773.56-50,629.34-12,981.40

Finding the Fourth Proportional to 33,773.56, 50,629.34 and 12,981.40

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Solution

The fourth proportional to 33,773.56, 50,629.34 and 12,981.40 is: 19,460.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,773.56 : 50,629.34 = 12,981.40 : x
  2. Step 2: Convert to fraction form
    33,773.56/50,629.34 = 12,981.40/x
  3. Step 3: Cross multiply
    33,773.56x = 50,629.34 × 12,981.40
  4. Step 4: Simplify right side
    33,773.56x = 657,239,714.28
  5. Step 5: Solve for x
    x = 657,239,714.28/33,773.56
  6. Step 6: Final answer
    x = 19,460.18

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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.