Home / 13,203.69-19,758.33-11,469.12

Finding the Fourth Proportional to 13,203.69, 19,758.33 and 11,469.12

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Solution

The fourth proportional to 13,203.69, 19,758.33 and 11,469.12 is: 17,162.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,203.69 : 19,758.33 = 11,469.12 : x
  2. Step 2: Convert to fraction form
    13,203.69/19,758.33 = 11,469.12/x
  3. Step 3: Cross multiply
    13,203.69x = 19,758.33 × 11,469.12
  4. Step 4: Simplify right side
    13,203.69x = 226,610,657.77
  5. Step 5: Solve for x
    x = 226,610,657.77/13,203.69
  6. Step 6: Final answer
    x = 17,162.68

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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.