Home / 36,965.43-55,455.93-12,003.53

Finding the Fourth Proportional to 36,965.43, 55,455.93 and 12,003.53

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Solution

The fourth proportional to 36,965.43, 55,455.93 and 12,003.53 is: 18,007.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,965.43 : 55,455.93 = 12,003.53 : x
  2. Step 2: Convert to fraction form
    36,965.43/55,455.93 = 12,003.53/x
  3. Step 3: Cross multiply
    36,965.43x = 55,455.93 × 12,003.53
  4. Step 4: Simplify right side
    36,965.43x = 665,666,642.15
  5. Step 5: Solve for x
    x = 665,666,642.15/36,965.43
  6. Step 6: Final answer
    x = 18,007.82

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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.