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Finding the Fourth Proportional to 13,814.60, 20,729.10 and 6,024.20

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Solution

The fourth proportional to 13,814.60, 20,729.10 and 6,024.20 is: 9,039.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,814.60 : 20,729.10 = 6,024.20 : x
  2. Step 2: Convert to fraction form
    13,814.60/20,729.10 = 6,024.20/x
  3. Step 3: Cross multiply
    13,814.60x = 20,729.10 × 6,024.20
  4. Step 4: Simplify right side
    13,814.60x = 124,876,244.22
  5. Step 5: Solve for x
    x = 124,876,244.22/13,814.60
  6. Step 6: Final answer
    x = 9,039.44

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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.