Home / 19,087.86-28,634.49-5,941.56

Finding the Fourth Proportional to 19,087.86, 28,634.49 and 5,941.56

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Solution

The fourth proportional to 19,087.86, 28,634.49 and 5,941.56 is: 8,913.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,087.86 : 28,634.49 = 5,941.56 : x
  2. Step 2: Convert to fraction form
    19,087.86/28,634.49 = 5,941.56/x
  3. Step 3: Cross multiply
    19,087.86x = 28,634.49 × 5,941.56
  4. Step 4: Simplify right side
    19,087.86x = 170,133,540.40
  5. Step 5: Solve for x
    x = 170,133,540.40/19,087.86
  6. Step 6: Final answer
    x = 8,913.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.