Home / 23,415.12-35,136.54-8,634.44

Finding the Fourth Proportional to 23,415.12, 35,136.54 and 8,634.44

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Solution

The fourth proportional to 23,415.12, 35,136.54 and 8,634.44 is: 12,956.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,415.12 : 35,136.54 = 8,634.44 : x
  2. Step 2: Convert to fraction form
    23,415.12/35,136.54 = 8,634.44/x
  3. Step 3: Cross multiply
    23,415.12x = 35,136.54 × 8,634.44
  4. Step 4: Simplify right side
    23,415.12x = 303,384,346.44
  5. Step 5: Solve for x
    x = 303,384,346.44/23,415.12
  6. Step 6: Final answer
    x = 12,956.77

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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.