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Finding the Fourth Proportional to 69,647.26, 104,512.38 and 25,277.48

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Solution

The fourth proportional to 69,647.26, 104,512.38 and 25,277.48 is: 37,931.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,647.26 : 104,512.38 = 25,277.48 : x
  2. Step 2: Convert to fraction form
    69,647.26/104,512.38 = 25,277.48/x
  3. Step 3: Cross multiply
    69,647.26x = 104,512.38 × 25,277.48
  4. Step 4: Simplify right side
    69,647.26x = 2,641,809,595.20
  5. Step 5: Solve for x
    x = 2,641,809,595.20/69,647.26
  6. Step 6: Final answer
    x = 37,931.28

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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.