Home / 19,530.96-26,954.39-11,034.64

Finding the Fourth Proportional to 19,530.96, 26,954.39 and 11,034.64

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Solution

The fourth proportional to 19,530.96, 26,954.39 and 11,034.64 is: 15,228.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,530.96 : 26,954.39 = 11,034.64 : x
  2. Step 2: Convert to fraction form
    19,530.96/26,954.39 = 11,034.64/x
  3. Step 3: Cross multiply
    19,530.96x = 26,954.39 × 11,034.64
  4. Step 4: Simplify right side
    19,530.96x = 297,431,990.07
  5. Step 5: Solve for x
    x = 297,431,990.07/19,530.96
  6. Step 6: Final answer
    x = 15,228.74

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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.