Home / 17,942.37-26,913.54-12,965.73

Finding the Fourth Proportional to 17,942.37, 26,913.54 and 12,965.73

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Solution

The fourth proportional to 17,942.37, 26,913.54 and 12,965.73 is: 19,448.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,942.37 : 26,913.54 = 12,965.73 : x
  2. Step 2: Convert to fraction form
    17,942.37/26,913.54 = 12,965.73/x
  3. Step 3: Cross multiply
    17,942.37x = 26,913.54 × 12,965.73
  4. Step 4: Simplify right side
    17,942.37x = 348,953,692.98
  5. Step 5: Solve for x
    x = 348,953,692.98/17,942.37
  6. Step 6: Final answer
    x = 19,448.58

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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.