Home / 28,974.57-43,419.93-14,166.75

Finding the Fourth Proportional to 28,974.57, 43,419.93 and 14,166.75

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Solution

The fourth proportional to 28,974.57, 43,419.93 and 14,166.75 is: 21,229.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,974.57 : 43,419.93 = 14,166.75 : x
  2. Step 2: Convert to fraction form
    28,974.57/43,419.93 = 14,166.75/x
  3. Step 3: Cross multiply
    28,974.57x = 43,419.93 × 14,166.75
  4. Step 4: Simplify right side
    28,974.57x = 615,119,293.33
  5. Step 5: Solve for x
    x = 615,119,293.33/28,974.57
  6. Step 6: Final answer
    x = 21,229.63

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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.