Home / 19,270.44-28,883.64-8,748.48

Finding the Fourth Proportional to 19,270.44, 28,883.64 and 8,748.48

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Solution

The fourth proportional to 19,270.44, 28,883.64 and 8,748.48 is: 13,112.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,270.44 : 28,883.64 = 8,748.48 : x
  2. Step 2: Convert to fraction form
    19,270.44/28,883.64 = 8,748.48/x
  3. Step 3: Cross multiply
    19,270.44x = 28,883.64 × 8,748.48
  4. Step 4: Simplify right side
    19,270.44x = 252,687,946.87
  5. Step 5: Solve for x
    x = 252,687,946.87/19,270.44
  6. Step 6: Final answer
    x = 13,112.72

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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.