Home / 13,023.37-17,972.27-7,055.09

Finding the Fourth Proportional to 13,023.37, 17,972.27 and 7,055.09

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Solution

The fourth proportional to 13,023.37, 17,972.27 and 7,055.09 is: 9,736.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,023.37 : 17,972.27 = 7,055.09 : x
  2. Step 2: Convert to fraction form
    13,023.37/17,972.27 = 7,055.09/x
  3. Step 3: Cross multiply
    13,023.37x = 17,972.27 × 7,055.09
  4. Step 4: Simplify right side
    13,023.37x = 126,795,910.13
  5. Step 5: Solve for x
    x = 126,795,910.13/13,023.37
  6. Step 6: Final answer
    x = 9,736.03

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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.