Home / 17,231.36-23,763.12-13,706.24

Finding the Fourth Proportional to 17,231.36, 23,763.12 and 13,706.24

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Solution

The fourth proportional to 17,231.36, 23,763.12 and 13,706.24 is: 18,901.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,231.36 : 23,763.12 = 13,706.24 : x
  2. Step 2: Convert to fraction form
    17,231.36/23,763.12 = 13,706.24/x
  3. Step 3: Cross multiply
    17,231.36x = 23,763.12 × 13,706.24
  4. Step 4: Simplify right side
    17,231.36x = 325,703,025.87
  5. Step 5: Solve for x
    x = 325,703,025.87/17,231.36
  6. Step 6: Final answer
    x = 18,901.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.