Home / 18,844.91-26,000.67-12,134.42

Finding the Fourth Proportional to 18,844.91, 26,000.67 and 12,134.42

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Solution

The fourth proportional to 18,844.91, 26,000.67 and 12,134.42 is: 16,742.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,844.91 : 26,000.67 = 12,134.42 : x
  2. Step 2: Convert to fraction form
    18,844.91/26,000.67 = 12,134.42/x
  3. Step 3: Cross multiply
    18,844.91x = 26,000.67 × 12,134.42
  4. Step 4: Simplify right side
    18,844.91x = 315,503,115.06
  5. Step 5: Solve for x
    x = 315,503,115.06/18,844.91
  6. Step 6: Final answer
    x = 16,742.08

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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.