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Finding the Fourth Proportional to 26,336.25, 39,511.26 and 7,868.25

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Solution

The fourth proportional to 26,336.25, 39,511.26 and 7,868.25 is: 11,804.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,336.25 : 39,511.26 = 7,868.25 : x
  2. Step 2: Convert to fraction form
    26,336.25/39,511.26 = 7,868.25/x
  3. Step 3: Cross multiply
    26,336.25x = 39,511.26 × 7,868.25
  4. Step 4: Simplify right side
    26,336.25x = 310,884,471.50
  5. Step 5: Solve for x
    x = 310,884,471.50/26,336.25
  6. Step 6: Final answer
    x = 11,804.43

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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.