Home / 28,896.46-43,350.07-9,169.70

Finding the Fourth Proportional to 28,896.46, 43,350.07 and 9,169.70

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Solution

The fourth proportional to 28,896.46, 43,350.07 and 9,169.70 is: 13,756.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,896.46 : 43,350.07 = 9,169.70 : x
  2. Step 2: Convert to fraction form
    28,896.46/43,350.07 = 9,169.70/x
  3. Step 3: Cross multiply
    28,896.46x = 43,350.07 × 9,169.70
  4. Step 4: Simplify right side
    28,896.46x = 397,507,136.88
  5. Step 5: Solve for x
    x = 397,507,136.88/28,896.46
  6. Step 6: Final answer
    x = 13,756.26

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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.