Home / 28,739.44-43,095.21-10,018.99

Finding the Fourth Proportional to 28,739.44, 43,095.21 and 10,018.99

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Solution

The fourth proportional to 28,739.44, 43,095.21 and 10,018.99 is: 15,023.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,739.44 : 43,095.21 = 10,018.99 : x
  2. Step 2: Convert to fraction form
    28,739.44/43,095.21 = 10,018.99/x
  3. Step 3: Cross multiply
    28,739.44x = 43,095.21 × 10,018.99
  4. Step 4: Simplify right side
    28,739.44x = 431,770,478.04
  5. Step 5: Solve for x
    x = 431,770,478.04/28,739.44
  6. Step 6: Final answer
    x = 15,023.62

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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.