Home / 19,928.06-27,499.62-10,973.87

Finding the Fourth Proportional to 19,928.06, 27,499.62 and 10,973.87

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Solution

The fourth proportional to 19,928.06, 27,499.62 and 10,973.87 is: 15,143.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,928.06 : 27,499.62 = 10,973.87 : x
  2. Step 2: Convert to fraction form
    19,928.06/27,499.62 = 10,973.87/x
  3. Step 3: Cross multiply
    19,928.06x = 27,499.62 × 10,973.87
  4. Step 4: Simplify right side
    19,928.06x = 301,777,254.93
  5. Step 5: Solve for x
    x = 301,777,254.93/19,928.06
  6. Step 6: Final answer
    x = 15,143.33

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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.