Home / 28,445.44-42,682.56-19,192

Finding the Fourth Proportional to 28,445.44, 42,682.56 and 19,192

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Solution

The fourth proportional to 28,445.44, 42,682.56 and 19,192 is: 28,797.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,445.44 : 42,682.56 = 19,192 : x
  2. Step 2: Convert to fraction form
    28,445.44/42,682.56 = 19,192/x
  3. Step 3: Cross multiply
    28,445.44x = 42,682.56 × 19,192
  4. Step 4: Simplify right side
    28,445.44x = 819,163,691.52
  5. Step 5: Solve for x
    x = 819,163,691.52/28,445.44
  6. Step 6: Final answer
    x = 28,797.72

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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.