Home / 28,883.73-43,328.03-10,161.80

Finding the Fourth Proportional to 28,883.73, 43,328.03 and 10,161.80

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Solution

The fourth proportional to 28,883.73, 43,328.03 and 10,161.80 is: 15,243.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,883.73 : 43,328.03 = 10,161.80 : x
  2. Step 2: Convert to fraction form
    28,883.73/43,328.03 = 10,161.80/x
  3. Step 3: Cross multiply
    28,883.73x = 43,328.03 × 10,161.80
  4. Step 4: Simplify right side
    28,883.73x = 440,290,507.80
  5. Step 5: Solve for x
    x = 440,290,507.80/28,883.73
  6. Step 6: Final answer
    x = 15,243.55

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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.