Home / 12,922.05-19,383.48-4,601.94

Finding the Fourth Proportional to 12,922.05, 19,383.48 and 4,601.94

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Solution

The fourth proportional to 12,922.05, 19,383.48 and 4,601.94 is: 6,903.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,922.05 : 19,383.48 = 4,601.94 : x
  2. Step 2: Convert to fraction form
    12,922.05/19,383.48 = 4,601.94/x
  3. Step 3: Cross multiply
    12,922.05x = 19,383.48 × 4,601.94
  4. Step 4: Simplify right side
    12,922.05x = 89,201,611.95
  5. Step 5: Solve for x
    x = 89,201,611.95/12,922.05
  6. Step 6: Final answer
    x = 6,903.05

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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.