Home / 12,012.24-16,577.16-6,706.80

Finding the Fourth Proportional to 12,012.24, 16,577.16 and 6,706.80

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Solution

The fourth proportional to 12,012.24, 16,577.16 and 6,706.80 is: 9,255.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,012.24 : 16,577.16 = 6,706.80 : x
  2. Step 2: Convert to fraction form
    12,012.24/16,577.16 = 6,706.80/x
  3. Step 3: Cross multiply
    12,012.24x = 16,577.16 × 6,706.80
  4. Step 4: Simplify right side
    12,012.24x = 111,179,696.69
  5. Step 5: Solve for x
    x = 111,179,696.69/12,012.24
  6. Step 6: Final answer
    x = 9,255.53

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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.