Home / 12,053.44-18,080.92-5,480.16

Finding the Fourth Proportional to 12,053.44, 18,080.92 and 5,480.16

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Solution

The fourth proportional to 12,053.44, 18,080.92 and 5,480.16 is: 8,220.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,053.44 : 18,080.92 = 5,480.16 : x
  2. Step 2: Convert to fraction form
    12,053.44/18,080.92 = 5,480.16/x
  3. Step 3: Cross multiply
    12,053.44x = 18,080.92 × 5,480.16
  4. Step 4: Simplify right side
    12,053.44x = 99,086,334.55
  5. Step 5: Solve for x
    x = 99,086,334.55/12,053.44
  6. Step 6: Final answer
    x = 8,220.59

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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.