Home / 19,238.22-28,858.38-6,089.61

Finding the Fourth Proportional to 19,238.22, 28,858.38 and 6,089.61

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Solution

The fourth proportional to 19,238.22, 28,858.38 and 6,089.61 is: 9,134.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,238.22 : 28,858.38 = 6,089.61 : x
  2. Step 2: Convert to fraction form
    19,238.22/28,858.38 = 6,089.61/x
  3. Step 3: Cross multiply
    19,238.22x = 28,858.38 × 6,089.61
  4. Step 4: Simplify right side
    19,238.22x = 175,736,279.43
  5. Step 5: Solve for x
    x = 175,736,279.43/19,238.22
  6. Step 6: Final answer
    x = 9,134.75

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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.