Home / 16,971.21-25,435.28-7,610.85

Finding the Fourth Proportional to 16,971.21, 25,435.28 and 7,610.85

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Solution

The fourth proportional to 16,971.21, 25,435.28 and 7,610.85 is: 11,406.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,971.21 : 25,435.28 = 7,610.85 : x
  2. Step 2: Convert to fraction form
    16,971.21/25,435.28 = 7,610.85/x
  3. Step 3: Cross multiply
    16,971.21x = 25,435.28 × 7,610.85
  4. Step 4: Simplify right side
    16,971.21x = 193,584,051.94
  5. Step 5: Solve for x
    x = 193,584,051.94/16,971.21
  6. Step 6: Final answer
    x = 11,406.62

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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.