Home / 23,485.60-35,233.20-7,904.80

Finding the Fourth Proportional to 23,485.60, 35,233.20 and 7,904.80

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Solution

The fourth proportional to 23,485.60, 35,233.20 and 7,904.80 is: 11,858.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,485.60 : 35,233.20 = 7,904.80 : x
  2. Step 2: Convert to fraction form
    23,485.60/35,233.20 = 7,904.80/x
  3. Step 3: Cross multiply
    23,485.60x = 35,233.20 × 7,904.80
  4. Step 4: Simplify right side
    23,485.60x = 278,511,399.36
  5. Step 5: Solve for x
    x = 278,511,399.36/23,485.60
  6. Step 6: Final answer
    x = 11,858.82

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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.