Home / 28,670.44-43,022.94-10,200.04

Finding the Fourth Proportional to 28,670.44, 43,022.94 and 10,200.04

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Solution

The fourth proportional to 28,670.44, 43,022.94 and 10,200.04 is: 15,306.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,670.44 : 43,022.94 = 10,200.04 : x
  2. Step 2: Convert to fraction form
    28,670.44/43,022.94 = 10,200.04/x
  3. Step 3: Cross multiply
    28,670.44x = 43,022.94 × 10,200.04
  4. Step 4: Simplify right side
    28,670.44x = 438,835,708.92
  5. Step 5: Solve for x
    x = 438,835,708.92/28,670.44
  6. Step 6: Final answer
    x = 15,306.21

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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.