Home / 18,967.08-26,174.88-12,604.44

Finding the Fourth Proportional to 18,967.08, 26,174.88 and 12,604.44

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Solution

The fourth proportional to 18,967.08, 26,174.88 and 12,604.44 is: 17,394.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,967.08 : 26,174.88 = 12,604.44 : x
  2. Step 2: Convert to fraction form
    18,967.08/26,174.88 = 12,604.44/x
  3. Step 3: Cross multiply
    18,967.08x = 26,174.88 × 12,604.44
  4. Step 4: Simplify right side
    18,967.08x = 329,919,704.47
  5. Step 5: Solve for x
    x = 329,919,704.47/18,967.08
  6. Step 6: Final answer
    x = 17,394.33

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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.