Home / 19,302.18-28,791-17,530.44

Finding the Fourth Proportional to 19,302.18, 28,791 and 17,530.44

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Solution

The fourth proportional to 19,302.18, 28,791 and 17,530.44 is: 26,148.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,302.18 : 28,791 = 17,530.44 : x
  2. Step 2: Convert to fraction form
    19,302.18/28,791 = 17,530.44/x
  3. Step 3: Cross multiply
    19,302.18x = 28,791 × 17,530.44
  4. Step 4: Simplify right side
    19,302.18x = 504,718,898.04
  5. Step 5: Solve for x
    x = 504,718,898.04/19,302.18
  6. Step 6: Final answer
    x = 26,148.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.