Home / 28,626.14-39,504.08-16,687.17

Finding the Fourth Proportional to 28,626.14, 39,504.08 and 16,687.17

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Solution

The fourth proportional to 28,626.14, 39,504.08 and 16,687.17 is: 23,028.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,626.14 : 39,504.08 = 16,687.17 : x
  2. Step 2: Convert to fraction form
    28,626.14/39,504.08 = 16,687.17/x
  3. Step 3: Cross multiply
    28,626.14x = 39,504.08 × 16,687.17
  4. Step 4: Simplify right side
    28,626.14x = 659,211,215.22
  5. Step 5: Solve for x
    x = 659,211,215.22/28,626.14
  6. Step 6: Final answer
    x = 23,028.30

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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.