Home / 17,767.08-26,662.50-7,378.83

Finding the Fourth Proportional to 17,767.08, 26,662.50 and 7,378.83

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Solution

The fourth proportional to 17,767.08, 26,662.50 and 7,378.83 is: 11,073.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,767.08 : 26,662.50 = 7,378.83 : x
  2. Step 2: Convert to fraction form
    17,767.08/26,662.50 = 7,378.83/x
  3. Step 3: Cross multiply
    17,767.08x = 26,662.50 × 7,378.83
  4. Step 4: Simplify right side
    17,767.08x = 196,738,054.88
  5. Step 5: Solve for x
    x = 196,738,054.88/17,767.08
  6. Step 6: Final answer
    x = 11,073.18

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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.