Home / 18,080.06-27,126.80-7,551.23

Finding the Fourth Proportional to 18,080.06, 27,126.80 and 7,551.23

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Solution

The fourth proportional to 18,080.06, 27,126.80 and 7,551.23 is: 11,329.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,080.06 : 27,126.80 = 7,551.23 : x
  2. Step 2: Convert to fraction form
    18,080.06/27,126.80 = 7,551.23/x
  3. Step 3: Cross multiply
    18,080.06x = 27,126.80 × 7,551.23
  4. Step 4: Simplify right side
    18,080.06x = 204,840,560.89
  5. Step 5: Solve for x
    x = 204,840,560.89/18,080.06
  6. Step 6: Final answer
    x = 11,329.64

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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.