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Finding the Fourth Proportional to 23,407.92, 35,111.92 and 7,825.56

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Solution

The fourth proportional to 23,407.92, 35,111.92 and 7,825.56 is: 11,738.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,407.92 : 35,111.92 = 7,825.56 : x
  2. Step 2: Convert to fraction form
    23,407.92/35,111.92 = 7,825.56/x
  3. Step 3: Cross multiply
    23,407.92x = 35,111.92 × 7,825.56
  4. Step 4: Simplify right side
    23,407.92x = 274,770,436.68
  5. Step 5: Solve for x
    x = 274,770,436.68/23,407.92
  6. Step 6: Final answer
    x = 11,738.35

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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.