Home / 14,149.53-21,227.59-4,153.88

Finding the Fourth Proportional to 14,149.53, 21,227.59 and 4,153.88

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Solution

The fourth proportional to 14,149.53, 21,227.59 and 4,153.88 is: 6,231.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,149.53 : 21,227.59 = 4,153.88 : x
  2. Step 2: Convert to fraction form
    14,149.53/21,227.59 = 4,153.88/x
  3. Step 3: Cross multiply
    14,149.53x = 21,227.59 × 4,153.88
  4. Step 4: Simplify right side
    14,149.53x = 88,176,861.55
  5. Step 5: Solve for x
    x = 88,176,861.55/14,149.53
  6. Step 6: Final answer
    x = 6,231.79

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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.