Home / 13,035.72-19,556.62-4,270.11

Finding the Fourth Proportional to 13,035.72, 19,556.62 and 4,270.11

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Solution

The fourth proportional to 13,035.72, 19,556.62 and 4,270.11 is: 6,406.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035.72 : 19,556.62 = 4,270.11 : x
  2. Step 2: Convert to fraction form
    13,035.72/19,556.62 = 4,270.11/x
  3. Step 3: Cross multiply
    13,035.72x = 19,556.62 × 4,270.11
  4. Step 4: Simplify right side
    13,035.72x = 83,508,918.63
  5. Step 5: Solve for x
    x = 83,508,918.63/13,035.72
  6. Step 6: Final answer
    x = 6,406.16

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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.