Home / 19,214.20-28,822.20-6,067.60

Finding the Fourth Proportional to 19,214.20, 28,822.20 and 6,067.60

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Solution

The fourth proportional to 19,214.20, 28,822.20 and 6,067.60 is: 9,101.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,214.20 : 28,822.20 = 6,067.60 : x
  2. Step 2: Convert to fraction form
    19,214.20/28,822.20 = 6,067.60/x
  3. Step 3: Cross multiply
    19,214.20x = 28,822.20 × 6,067.60
  4. Step 4: Simplify right side
    19,214.20x = 174,881,580.72
  5. Step 5: Solve for x
    x = 174,881,580.72/19,214.20
  6. Step 6: Final answer
    x = 9,101.68

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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.