Home / 28,880.79-43,321.44-10,160.97

Finding the Fourth Proportional to 28,880.79, 43,321.44 and 10,160.97

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Solution

The fourth proportional to 28,880.79, 43,321.44 and 10,160.97 is: 15,241.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,880.79 : 43,321.44 = 10,160.97 : x
  2. Step 2: Convert to fraction form
    28,880.79/43,321.44 = 10,160.97/x
  3. Step 3: Cross multiply
    28,880.79x = 43,321.44 × 10,160.97
  4. Step 4: Simplify right side
    28,880.79x = 440,187,852.20
  5. Step 5: Solve for x
    x = 440,187,852.20/28,880.79
  6. Step 6: Final answer
    x = 15,241.54

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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.