Home / 27,326.16-40,990.32-7,606.44

Finding the Fourth Proportional to 27,326.16, 40,990.32 and 7,606.44

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Solution

The fourth proportional to 27,326.16, 40,990.32 and 7,606.44 is: 11,409.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,326.16 : 40,990.32 = 7,606.44 : x
  2. Step 2: Convert to fraction form
    27,326.16/40,990.32 = 7,606.44/x
  3. Step 3: Cross multiply
    27,326.16x = 40,990.32 × 7,606.44
  4. Step 4: Simplify right side
    27,326.16x = 311,790,409.66
  5. Step 5: Solve for x
    x = 311,790,409.66/27,326.16
  6. Step 6: Final answer
    x = 11,409.96

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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.