Home / 28,611.85-39,474.89-17,277.03

Finding the Fourth Proportional to 28,611.85, 39,474.89 and 17,277.03

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Solution

The fourth proportional to 28,611.85, 39,474.89 and 17,277.03 is: 23,836.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,611.85 : 39,474.89 = 17,277.03 : x
  2. Step 2: Convert to fraction form
    28,611.85/39,474.89 = 17,277.03/x
  3. Step 3: Cross multiply
    28,611.85x = 39,474.89 × 17,277.03
  4. Step 4: Simplify right side
    28,611.85x = 682,009,100.90
  5. Step 5: Solve for x
    x = 682,009,100.90/28,611.85
  6. Step 6: Final answer
    x = 23,836.60

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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.