Home / 36,485.15-54,695.40-14,314.43

Finding the Fourth Proportional to 36,485.15, 54,695.40 and 14,314.43

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Solution

The fourth proportional to 36,485.15, 54,695.40 and 14,314.43 is: 21,458.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,485.15 : 54,695.40 = 14,314.43 : x
  2. Step 2: Convert to fraction form
    36,485.15/54,695.40 = 14,314.43/x
  3. Step 3: Cross multiply
    36,485.15x = 54,695.40 × 14,314.43
  4. Step 4: Simplify right side
    36,485.15x = 782,933,201.15
  5. Step 5: Solve for x
    x = 782,933,201.15/36,485.15
  6. Step 6: Final answer
    x = 21,458.96

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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.