Home / 28,707.57-43,052.98-11,173.23

Finding the Fourth Proportional to 28,707.57, 43,052.98 and 11,173.23

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Solution

The fourth proportional to 28,707.57, 43,052.98 and 11,173.23 is: 16,756.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,707.57 : 43,052.98 = 11,173.23 : x
  2. Step 2: Convert to fraction form
    28,707.57/43,052.98 = 11,173.23/x
  3. Step 3: Cross multiply
    28,707.57x = 43,052.98 × 11,173.23
  4. Step 4: Simplify right side
    28,707.57x = 481,040,847.73
  5. Step 5: Solve for x
    x = 481,040,847.73/28,707.57
  6. Step 6: Final answer
    x = 16,756.59

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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.