Home / 22,070.20-30,453.87-13,114.44

Finding the Fourth Proportional to 22,070.20, 30,453.87 and 13,114.44

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Solution

The fourth proportional to 22,070.20, 30,453.87 and 13,114.44 is: 18,096.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,070.20 : 30,453.87 = 13,114.44 : x
  2. Step 2: Convert to fraction form
    22,070.20/30,453.87 = 13,114.44/x
  3. Step 3: Cross multiply
    22,070.20x = 30,453.87 × 13,114.44
  4. Step 4: Simplify right side
    22,070.20x = 399,385,450.88
  5. Step 5: Solve for x
    x = 399,385,450.88/22,070.20
  6. Step 6: Final answer
    x = 18,096.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.