Home / 18,114.05-24,968.50-14,279.43

Finding the Fourth Proportional to 18,114.05, 24,968.50 and 14,279.43

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Solution

The fourth proportional to 18,114.05, 24,968.50 and 14,279.43 is: 19,682.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,114.05 : 24,968.50 = 14,279.43 : x
  2. Step 2: Convert to fraction form
    18,114.05/24,968.50 = 14,279.43/x
  3. Step 3: Cross multiply
    18,114.05x = 24,968.50 × 14,279.43
  4. Step 4: Simplify right side
    18,114.05x = 356,535,876.56
  5. Step 5: Solve for x
    x = 356,535,876.56/18,114.05
  6. Step 6: Final answer
    x = 19,682.84

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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.