Home / 16,872.75-25,309.26-7,012.35

Finding the Fourth Proportional to 16,872.75, 25,309.26 and 7,012.35

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Solution

The fourth proportional to 16,872.75, 25,309.26 and 7,012.35 is: 10,518.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,872.75 : 25,309.26 = 7,012.35 : x
  2. Step 2: Convert to fraction form
    16,872.75/25,309.26 = 7,012.35/x
  3. Step 3: Cross multiply
    16,872.75x = 25,309.26 × 7,012.35
  4. Step 4: Simplify right side
    16,872.75x = 177,477,389.36
  5. Step 5: Solve for x
    x = 177,477,389.36/16,872.75
  6. Step 6: Final answer
    x = 10,518.58

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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.