Home / 23,912.99-35,870.39-12,212.54

Finding the Fourth Proportional to 23,912.99, 35,870.39 and 12,212.54

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Solution

The fourth proportional to 23,912.99, 35,870.39 and 12,212.54 is: 18,319.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,912.99 : 35,870.39 = 12,212.54 : x
  2. Step 2: Convert to fraction form
    23,912.99/35,870.39 = 12,212.54/x
  3. Step 3: Cross multiply
    23,912.99x = 35,870.39 × 12,212.54
  4. Step 4: Simplify right side
    23,912.99x = 438,068,332.28
  5. Step 5: Solve for x
    x = 438,068,332.28/23,912.99
  6. Step 6: Final answer
    x = 18,319.27

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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.