Home / 20,033.72-30,051.96-6,895.34

Finding the Fourth Proportional to 20,033.72, 30,051.96 and 6,895.34

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Solution

The fourth proportional to 20,033.72, 30,051.96 and 6,895.34 is: 10,343.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,033.72 : 30,051.96 = 6,895.34 : x
  2. Step 2: Convert to fraction form
    20,033.72/30,051.96 = 6,895.34/x
  3. Step 3: Cross multiply
    20,033.72x = 30,051.96 × 6,895.34
  4. Step 4: Simplify right side
    20,033.72x = 207,218,481.87
  5. Step 5: Solve for x
    x = 207,218,481.87/20,033.72
  6. Step 6: Final answer
    x = 10,343.48

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1.5x scale

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.