Home / 19,152.20-28,729.07-6,673.47

Finding the Fourth Proportional to 19,152.20, 28,729.07 and 6,673.47

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Solution

The fourth proportional to 19,152.20, 28,729.07 and 6,673.47 is: 10,010.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152.20 : 28,729.07 = 6,673.47 : x
  2. Step 2: Convert to fraction form
    19,152.20/28,729.07 = 6,673.47/x
  3. Step 3: Cross multiply
    19,152.20x = 28,729.07 × 6,673.47
  4. Step 4: Simplify right side
    19,152.20x = 191,722,553.41
  5. Step 5: Solve for x
    x = 191,722,553.41/19,152.20
  6. Step 6: Final answer
    x = 10,010.47

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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.