Home / 16,974.05-23,424.73-9,420.94

Finding the Fourth Proportional to 16,974.05, 23,424.73 and 9,420.94

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Solution

The fourth proportional to 16,974.05, 23,424.73 and 9,420.94 is: 13,001.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,974.05 : 23,424.73 = 9,420.94 : x
  2. Step 2: Convert to fraction form
    16,974.05/23,424.73 = 9,420.94/x
  3. Step 3: Cross multiply
    16,974.05x = 23,424.73 × 9,420.94
  4. Step 4: Simplify right side
    16,974.05x = 220,682,893.73
  5. Step 5: Solve for x
    x = 220,682,893.73/16,974.05
  6. Step 6: Final answer
    x = 13,001.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.