Home / 20,484.42-30,727.23-8,003.94

Finding the Fourth Proportional to 20,484.42, 30,727.23 and 8,003.94

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Solution

The fourth proportional to 20,484.42, 30,727.23 and 8,003.94 is: 12,006.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,484.42 : 30,727.23 = 8,003.94 : x
  2. Step 2: Convert to fraction form
    20,484.42/30,727.23 = 8,003.94/x
  3. Step 3: Cross multiply
    20,484.42x = 30,727.23 × 8,003.94
  4. Step 4: Simplify right side
    20,484.42x = 245,938,905.29
  5. Step 5: Solve for x
    x = 245,938,905.29/20,484.42
  6. Step 6: Final answer
    x = 12,006.14

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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.