Home / 28,912.87-43,334.60-14,879.52

Finding the Fourth Proportional to 28,912.87, 43,334.60 and 14,879.52

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Solution

The fourth proportional to 28,912.87, 43,334.60 and 14,879.52 is: 22,301.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,912.87 : 43,334.60 = 14,879.52 : x
  2. Step 2: Convert to fraction form
    28,912.87/43,334.60 = 14,879.52/x
  3. Step 3: Cross multiply
    28,912.87x = 43,334.60 × 14,879.52
  4. Step 4: Simplify right side
    28,912.87x = 644,797,972.99
  5. Step 5: Solve for x
    x = 644,797,972.99/28,912.87
  6. Step 6: Final answer
    x = 22,301.42

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1.5x scale

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.