Home / 33,740.18-50,617.40-12,680.40

Finding the Fourth Proportional to 33,740.18, 50,617.40 and 12,680.40

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Solution

The fourth proportional to 33,740.18, 50,617.40 and 12,680.40 is: 19,023.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,740.18 : 50,617.40 = 12,680.40 : x
  2. Step 2: Convert to fraction form
    33,740.18/50,617.40 = 12,680.40/x
  3. Step 3: Cross multiply
    33,740.18x = 50,617.40 × 12,680.40
  4. Step 4: Simplify right side
    33,740.18x = 641,848,878.96
  5. Step 5: Solve for x
    x = 641,848,878.96/33,740.18
  6. Step 6: Final answer
    x = 19,023.28

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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.