Home / 28,849.06-43,273.94-10,129.64

Finding the Fourth Proportional to 28,849.06, 43,273.94 and 10,129.64

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Solution

The fourth proportional to 28,849.06, 43,273.94 and 10,129.64 is: 15,194.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,849.06 : 43,273.94 = 10,129.64 : x
  2. Step 2: Convert to fraction form
    28,849.06/43,273.94 = 10,129.64/x
  3. Step 3: Cross multiply
    28,849.06x = 43,273.94 × 10,129.64
  4. Step 4: Simplify right side
    28,849.06x = 438,349,166.56
  5. Step 5: Solve for x
    x = 438,349,166.56/28,849.06
  6. Step 6: Final answer
    x = 15,194.57

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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.