Home / 19,418.05-26,844.68-19,240.43

Finding the Fourth Proportional to 19,418.05, 26,844.68 and 19,240.43

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Solution

The fourth proportional to 19,418.05, 26,844.68 and 19,240.43 is: 26,599.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,418.05 : 26,844.68 = 19,240.43 : x
  2. Step 2: Convert to fraction form
    19,418.05/26,844.68 = 19,240.43/x
  3. Step 3: Cross multiply
    19,418.05x = 26,844.68 × 19,240.43
  4. Step 4: Simplify right side
    19,418.05x = 516,503,090.21
  5. Step 5: Solve for x
    x = 516,503,090.21/19,418.05
  6. Step 6: Final answer
    x = 26,599.13

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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.