Home / 13,833.76-19,090.64-7,546.08

Finding the Fourth Proportional to 13,833.76, 19,090.64 and 7,546.08

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Solution

The fourth proportional to 13,833.76, 19,090.64 and 7,546.08 is: 10,413.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,833.76 : 19,090.64 = 7,546.08 : x
  2. Step 2: Convert to fraction form
    13,833.76/19,090.64 = 7,546.08/x
  3. Step 3: Cross multiply
    13,833.76x = 19,090.64 × 7,546.08
  4. Step 4: Simplify right side
    13,833.76x = 144,059,496.69
  5. Step 5: Solve for x
    x = 144,059,496.69/13,833.76
  6. Step 6: Final answer
    x = 10,413.62

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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.