Home / 16,983.54-23,433.30-9,907.38

Finding the Fourth Proportional to 16,983.54, 23,433.30 and 9,907.38

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Solution

The fourth proportional to 16,983.54, 23,433.30 and 9,907.38 is: 13,669.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,983.54 : 23,433.30 = 9,907.38 : x
  2. Step 2: Convert to fraction form
    16,983.54/23,433.30 = 9,907.38/x
  3. Step 3: Cross multiply
    16,983.54x = 23,433.30 × 9,907.38
  4. Step 4: Simplify right side
    16,983.54x = 232,162,607.75
  5. Step 5: Solve for x
    x = 232,162,607.75/16,983.54
  6. Step 6: Final answer
    x = 13,669.86

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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.