Home / 14,914.43-22,369.96-3,821.20

Finding the Fourth Proportional to 14,914.43, 22,369.96 and 3,821.20

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Solution

The fourth proportional to 14,914.43, 22,369.96 and 3,821.20 is: 5,731.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,914.43 : 22,369.96 = 3,821.20 : x
  2. Step 2: Convert to fraction form
    14,914.43/22,369.96 = 3,821.20/x
  3. Step 3: Cross multiply
    14,914.43x = 22,369.96 × 3,821.20
  4. Step 4: Simplify right side
    14,914.43x = 85,480,081.60
  5. Step 5: Solve for x
    x = 85,480,081.60/14,914.43
  6. Step 6: Final answer
    x = 5,731.37

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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.