Home / 14,909.43-22,362.49-3,816.21

Finding the Fourth Proportional to 14,909.43, 22,362.49 and 3,816.21

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Solution

The fourth proportional to 14,909.43, 22,362.49 and 3,816.21 is: 5,723.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,909.43 : 22,362.49 = 3,816.21 : x
  2. Step 2: Convert to fraction form
    14,909.43/22,362.49 = 3,816.21/x
  3. Step 3: Cross multiply
    14,909.43x = 22,362.49 × 3,816.21
  4. Step 4: Simplify right side
    14,909.43x = 85,340,051.96
  5. Step 5: Solve for x
    x = 85,340,051.96/14,909.43
  6. Step 6: Final answer
    x = 5,723.90

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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.