Home / 14,111.18-21,167.21-4,250.53

Finding the Fourth Proportional to 14,111.18, 21,167.21 and 4,250.53

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Solution

The fourth proportional to 14,111.18, 21,167.21 and 4,250.53 is: 6,375.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,111.18 : 21,167.21 = 4,250.53 : x
  2. Step 2: Convert to fraction form
    14,111.18/21,167.21 = 4,250.53/x
  3. Step 3: Cross multiply
    14,111.18x = 21,167.21 × 4,250.53
  4. Step 4: Simplify right side
    14,111.18x = 89,971,861.12
  5. Step 5: Solve for x
    x = 89,971,861.12/14,111.18
  6. Step 6: Final answer
    x = 6,375.93

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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.