Home / 11,639.24-17,450.14-7,021.16

Finding the Fourth Proportional to 11,639.24, 17,450.14 and 7,021.16

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Solution

The fourth proportional to 11,639.24, 17,450.14 and 7,021.16 is: 10,526.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,639.24 : 17,450.14 = 7,021.16 : x
  2. Step 2: Convert to fraction form
    11,639.24/17,450.14 = 7,021.16/x
  3. Step 3: Cross multiply
    11,639.24x = 17,450.14 × 7,021.16
  4. Step 4: Simplify right side
    11,639.24x = 122,520,224.96
  5. Step 5: Solve for x
    x = 122,520,224.96/11,639.24
  6. Step 6: Final answer
    x = 10,526.48

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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.