Home / 23,611.48-35,408.72-7,813.60

Finding the Fourth Proportional to 23,611.48, 35,408.72 and 7,813.60

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Solution

The fourth proportional to 23,611.48, 35,408.72 and 7,813.60 is: 11,717.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,611.48 : 35,408.72 = 7,813.60 : x
  2. Step 2: Convert to fraction form
    23,611.48/35,408.72 = 7,813.60/x
  3. Step 3: Cross multiply
    23,611.48x = 35,408.72 × 7,813.60
  4. Step 4: Simplify right side
    23,611.48x = 276,669,505.60
  5. Step 5: Solve for x
    x = 276,669,505.60/23,611.48
  6. Step 6: Final answer
    x = 11,717.58

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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.