Home / 18,958.64-26,157.67-12,244.55

Finding the Fourth Proportional to 18,958.64, 26,157.67 and 12,244.55

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Solution

The fourth proportional to 18,958.64, 26,157.67 and 12,244.55 is: 16,894.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,958.64 : 26,157.67 = 12,244.55 : x
  2. Step 2: Convert to fraction form
    18,958.64/26,157.67 = 12,244.55/x
  3. Step 3: Cross multiply
    18,958.64x = 26,157.67 × 12,244.55
  4. Step 4: Simplify right side
    18,958.64x = 320,288,898.20
  5. Step 5: Solve for x
    x = 320,288,898.20/18,958.64
  6. Step 6: Final answer
    x = 16,894.09

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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.