Home / 17,669.32-26,495.70-7,811.44

Finding the Fourth Proportional to 17,669.32, 26,495.70 and 7,811.44

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Solution

The fourth proportional to 17,669.32, 26,495.70 and 7,811.44 is: 11,713.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,669.32 : 26,495.70 = 7,811.44 : x
  2. Step 2: Convert to fraction form
    17,669.32/26,495.70 = 7,811.44/x
  3. Step 3: Cross multiply
    17,669.32x = 26,495.70 × 7,811.44
  4. Step 4: Simplify right side
    17,669.32x = 206,969,570.81
  5. Step 5: Solve for x
    x = 206,969,570.81/17,669.32
  6. Step 6: Final answer
    x = 11,713.50

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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.