Home / 23,485.26-35,231.78-11,639.59

Finding the Fourth Proportional to 23,485.26, 35,231.78 and 11,639.59

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Solution

The fourth proportional to 23,485.26, 35,231.78 and 11,639.59 is: 17,461.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,485.26 : 35,231.78 = 11,639.59 : x
  2. Step 2: Convert to fraction form
    23,485.26/35,231.78 = 11,639.59/x
  3. Step 3: Cross multiply
    23,485.26x = 35,231.78 × 11,639.59
  4. Step 4: Simplify right side
    23,485.26x = 410,083,474.17
  5. Step 5: Solve for x
    x = 410,083,474.17/23,485.26
  6. Step 6: Final answer
    x = 17,461.31

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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.