Home / 28,743.16-43,100.82-10,022.76

Finding the Fourth Proportional to 28,743.16, 43,100.82 and 10,022.76

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Solution

The fourth proportional to 28,743.16, 43,100.82 and 10,022.76 is: 15,029.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,743.16 : 43,100.82 = 10,022.76 : x
  2. Step 2: Convert to fraction form
    28,743.16/43,100.82 = 10,022.76/x
  3. Step 3: Cross multiply
    28,743.16x = 43,100.82 × 10,022.76
  4. Step 4: Simplify right side
    28,743.16x = 431,989,174.66
  5. Step 5: Solve for x
    x = 431,989,174.66/28,743.16
  6. Step 6: Final answer
    x = 15,029.29

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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.