Home / 17,519.56-26,279.34-8,745.64

Finding the Fourth Proportional to 17,519.56, 26,279.34 and 8,745.64

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Solution

The fourth proportional to 17,519.56, 26,279.34 and 8,745.64 is: 13,118.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,519.56 : 26,279.34 = 8,745.64 : x
  2. Step 2: Convert to fraction form
    17,519.56/26,279.34 = 8,745.64/x
  3. Step 3: Cross multiply
    17,519.56x = 26,279.34 × 8,745.64
  4. Step 4: Simplify right side
    17,519.56x = 229,829,647.08
  5. Step 5: Solve for x
    x = 229,829,647.08/17,519.56
  6. Step 6: Final answer
    x = 13,118.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.