Home / 14,114.45-21,174.41-4,253.24

Finding the Fourth Proportional to 14,114.45, 21,174.41 and 4,253.24

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Solution

The fourth proportional to 14,114.45, 21,174.41 and 4,253.24 is: 6,380.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,114.45 : 21,174.41 = 4,253.24 : x
  2. Step 2: Convert to fraction form
    14,114.45/21,174.41 = 4,253.24/x
  3. Step 3: Cross multiply
    14,114.45x = 21,174.41 × 4,253.24
  4. Step 4: Simplify right side
    14,114.45x = 90,059,752.35
  5. Step 5: Solve for x
    x = 90,059,752.35/14,114.45
  6. Step 6: Final answer
    x = 6,380.68

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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.