Home / 17,640.77-26,450.42-7,497.19

Finding the Fourth Proportional to 17,640.77, 26,450.42 and 7,497.19

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Solution

The fourth proportional to 17,640.77, 26,450.42 and 7,497.19 is: 11,241.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,640.77 : 26,450.42 = 7,497.19 : x
  2. Step 2: Convert to fraction form
    17,640.77/26,450.42 = 7,497.19/x
  3. Step 3: Cross multiply
    17,640.77x = 26,450.42 × 7,497.19
  4. Step 4: Simplify right side
    17,640.77x = 198,303,786.83
  5. Step 5: Solve for x
    x = 198,303,786.83/17,640.77
  6. Step 6: Final answer
    x = 11,241.22

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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.