Home / 28,763.85-43,150.03-14,731.82

Finding the Fourth Proportional to 28,763.85, 43,150.03 and 14,731.82

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Solution

The fourth proportional to 28,763.85, 43,150.03 and 14,731.82 is: 22,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,763.85 : 43,150.03 = 14,731.82 : x
  2. Step 2: Convert to fraction form
    28,763.85/43,150.03 = 14,731.82/x
  3. Step 3: Cross multiply
    28,763.85x = 43,150.03 × 14,731.82
  4. Step 4: Simplify right side
    28,763.85x = 635,678,222.37
  5. Step 5: Solve for x
    x = 635,678,222.37/28,763.85
  6. Step 6: Final answer
    x = 22,099.90

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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.