Home / 20,377.35-30,570.42-6,337.11

Finding the Fourth Proportional to 20,377.35, 30,570.42 and 6,337.11

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Solution

The fourth proportional to 20,377.35, 30,570.42 and 6,337.11 is: 9,507.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,377.35 : 30,570.42 = 6,337.11 : x
  2. Step 2: Convert to fraction form
    20,377.35/30,570.42 = 6,337.11/x
  3. Step 3: Cross multiply
    20,377.35x = 30,570.42 × 6,337.11
  4. Step 4: Simplify right side
    20,377.35x = 193,728,114.29
  5. Step 5: Solve for x
    x = 193,728,114.29/20,377.35
  6. Step 6: Final answer
    x = 9,507.03

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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.