Home / 36,971.85-55,431.79-12,950.27

Finding the Fourth Proportional to 36,971.85, 55,431.79 and 12,950.27

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Solution

The fourth proportional to 36,971.85, 55,431.79 and 12,950.27 is: 19,416.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,971.85 : 55,431.79 = 12,950.27 : x
  2. Step 2: Convert to fraction form
    36,971.85/55,431.79 = 12,950.27/x
  3. Step 3: Cross multiply
    36,971.85x = 55,431.79 × 12,950.27
  4. Step 4: Simplify right side
    36,971.85x = 717,856,647.08
  5. Step 5: Solve for x
    x = 717,856,647.08/36,971.85
  6. Step 6: Final answer
    x = 19,416.30

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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.