Home / 17,408.15-23,930.87-14,976.64

Finding the Fourth Proportional to 17,408.15, 23,930.87 and 14,976.64

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Solution

The fourth proportional to 17,408.15, 23,930.87 and 14,976.64 is: 20,588.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,408.15 : 23,930.87 = 14,976.64 : x
  2. Step 2: Convert to fraction form
    17,408.15/23,930.87 = 14,976.64/x
  3. Step 3: Cross multiply
    17,408.15x = 23,930.87 × 14,976.64
  4. Step 4: Simplify right side
    17,408.15x = 358,403,996.85
  5. Step 5: Solve for x
    x = 358,403,996.85/17,408.15
  6. Step 6: Final answer
    x = 20,588.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.