Home / 28,825.78-43,200.96-14,773.90

Finding the Fourth Proportional to 28,825.78, 43,200.96 and 14,773.90

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Solution

The fourth proportional to 28,825.78, 43,200.96 and 14,773.90 is: 22,141.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,825.78 : 43,200.96 = 14,773.90 : x
  2. Step 2: Convert to fraction form
    28,825.78/43,200.96 = 14,773.90/x
  3. Step 3: Cross multiply
    28,825.78x = 43,200.96 × 14,773.90
  4. Step 4: Simplify right side
    28,825.78x = 638,246,662.94
  5. Step 5: Solve for x
    x = 638,246,662.94/28,825.78
  6. Step 6: Final answer
    x = 22,141.52

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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.