Home / 13,910.07-19,195.91-7,536.73

Finding the Fourth Proportional to 13,910.07, 19,195.91 and 7,536.73

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Solution

The fourth proportional to 13,910.07, 19,195.91 and 7,536.73 is: 10,400.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,910.07 : 19,195.91 = 7,536.73 : x
  2. Step 2: Convert to fraction form
    13,910.07/19,195.91 = 7,536.73/x
  3. Step 3: Cross multiply
    13,910.07x = 19,195.91 × 7,536.73
  4. Step 4: Simplify right side
    13,910.07x = 144,674,390.77
  5. Step 5: Solve for x
    x = 144,674,390.77/13,910.07
  6. Step 6: Final answer
    x = 10,400.69

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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.