Home / 19,256.52-28,928.34-11,470.44

Finding the Fourth Proportional to 19,256.52, 28,928.34 and 11,470.44

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Solution

The fourth proportional to 19,256.52, 28,928.34 and 11,470.44 is: 17,231.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,256.52 : 28,928.34 = 11,470.44 : x
  2. Step 2: Convert to fraction form
    19,256.52/28,928.34 = 11,470.44/x
  3. Step 3: Cross multiply
    19,256.52x = 28,928.34 × 11,470.44
  4. Step 4: Simplify right side
    19,256.52x = 331,820,788.27
  5. Step 5: Solve for x
    x = 331,820,788.27/19,256.52
  6. Step 6: Final answer
    x = 17,231.61

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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.