Home / 45,563.76-68,354.73-19,268.46

Finding the Fourth Proportional to 45,563.76, 68,354.73 and 19,268.46

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Solution

The fourth proportional to 45,563.76, 68,354.73 and 19,268.46 is: 28,906.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,563.76 : 68,354.73 = 19,268.46 : x
  2. Step 2: Convert to fraction form
    45,563.76/68,354.73 = 19,268.46/x
  3. Step 3: Cross multiply
    45,563.76x = 68,354.73 × 19,268.46
  4. Step 4: Simplify right side
    45,563.76x = 1,317,090,380.82
  5. Step 5: Solve for x
    x = 1,317,090,380.82/45,563.76
  6. Step 6: Final answer
    x = 28,906.53

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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.