Home / 23,664.99-35,478.78-11,812.68

Finding the Fourth Proportional to 23,664.99, 35,478.78 and 11,812.68

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Solution

The fourth proportional to 23,664.99, 35,478.78 and 11,812.68 is: 17,709.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,664.99 : 35,478.78 = 11,812.68 : x
  2. Step 2: Convert to fraction form
    23,664.99/35,478.78 = 11,812.68/x
  3. Step 3: Cross multiply
    23,664.99x = 35,478.78 × 11,812.68
  4. Step 4: Simplify right side
    23,664.99x = 419,099,474.93
  5. Step 5: Solve for x
    x = 419,099,474.93/23,664.99
  6. Step 6: Final answer
    x = 17,709.68

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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.