Home / 17,015.80-25,473.30-12,652.60

Finding the Fourth Proportional to 17,015.80, 25,473.30 and 12,652.60

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Solution

The fourth proportional to 17,015.80, 25,473.30 and 12,652.60 is: 18,941.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,015.80 : 25,473.30 = 12,652.60 : x
  2. Step 2: Convert to fraction form
    17,015.80/25,473.30 = 12,652.60/x
  3. Step 3: Cross multiply
    17,015.80x = 25,473.30 × 12,652.60
  4. Step 4: Simplify right side
    17,015.80x = 322,303,475.58
  5. Step 5: Solve for x
    x = 322,303,475.58/17,015.80
  6. Step 6: Final answer
    x = 18,941.42

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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.