Home / 28,879.44-43,324.56-9,152.70

Finding the Fourth Proportional to 28,879.44, 43,324.56 and 9,152.70

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Solution

The fourth proportional to 28,879.44, 43,324.56 and 9,152.70 is: 13,730.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,879.44 : 43,324.56 = 9,152.70 : x
  2. Step 2: Convert to fraction form
    28,879.44/43,324.56 = 9,152.70/x
  3. Step 3: Cross multiply
    28,879.44x = 43,324.56 × 9,152.70
  4. Step 4: Simplify right side
    28,879.44x = 396,536,700.31
  5. Step 5: Solve for x
    x = 396,536,700.31/28,879.44
  6. Step 6: Final answer
    x = 13,730.76

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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.