Home / 29,002.80-43,544.70-18,537.60

Finding the Fourth Proportional to 29,002.80, 43,544.70 and 18,537.60

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Solution

The fourth proportional to 29,002.80, 43,544.70 and 18,537.60 is: 27,832.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,002.80 : 43,544.70 = 18,537.60 : x
  2. Step 2: Convert to fraction form
    29,002.80/43,544.70 = 18,537.60/x
  3. Step 3: Cross multiply
    29,002.80x = 43,544.70 × 18,537.60
  4. Step 4: Simplify right side
    29,002.80x = 807,214,230.72
  5. Step 5: Solve for x
    x = 807,214,230.72/29,002.80
  6. Step 6: Final answer
    x = 27,832.29

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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.