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Finding the Fourth Proportional to 30,879.60, 46,208.67 and 26,733.87

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Solution

The fourth proportional to 30,879.60, 46,208.67 and 26,733.87 is: 40,004.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,879.60 : 46,208.67 = 26,733.87 : x
  2. Step 2: Convert to fraction form
    30,879.60/46,208.67 = 26,733.87/x
  3. Step 3: Cross multiply
    30,879.60x = 46,208.67 × 26,733.87
  4. Step 4: Simplify right side
    30,879.60x = 1,235,336,576.65
  5. Step 5: Solve for x
    x = 1,235,336,576.65/30,879.60
  6. Step 6: Final answer
    x = 40,004.94

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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.