Home / 20,411.08-30,614.46-6,559

Finding the Fourth Proportional to 20,411.08, 30,614.46 and 6,559

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Solution

The fourth proportional to 20,411.08, 30,614.46 and 6,559 is: 9,837.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,411.08 : 30,614.46 = 6,559 : x
  2. Step 2: Convert to fraction form
    20,411.08/30,614.46 = 6,559/x
  3. Step 3: Cross multiply
    20,411.08x = 30,614.46 × 6,559
  4. Step 4: Simplify right side
    20,411.08x = 200,800,243.14
  5. Step 5: Solve for x
    x = 200,800,243.14/20,411.08
  6. Step 6: Final answer
    x = 9,837.81

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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.