Home / 23,163.40-34,698.78-10,666.12

Finding the Fourth Proportional to 23,163.40, 34,698.78 and 10,666.12

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Solution

The fourth proportional to 23,163.40, 34,698.78 and 10,666.12 is: 15,977.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,163.40 : 34,698.78 = 10,666.12 : x
  2. Step 2: Convert to fraction form
    23,163.40/34,698.78 = 10,666.12/x
  3. Step 3: Cross multiply
    23,163.40x = 34,698.78 × 10,666.12
  4. Step 4: Simplify right side
    23,163.40x = 370,101,351.33
  5. Step 5: Solve for x
    x = 370,101,351.33/23,163.40
  6. Step 6: Final answer
    x = 15,977.85

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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.