Home / 36,687.05-55,055.24-12,994.52

Finding the Fourth Proportional to 36,687.05, 55,055.24 and 12,994.52

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Solution

The fourth proportional to 36,687.05, 55,055.24 and 12,994.52 is: 19,500.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,687.05 : 55,055.24 = 12,994.52 : x
  2. Step 2: Convert to fraction form
    36,687.05/55,055.24 = 12,994.52/x
  3. Step 3: Cross multiply
    36,687.05x = 55,055.24 × 12,994.52
  4. Step 4: Simplify right side
    36,687.05x = 715,416,125.77
  5. Step 5: Solve for x
    x = 715,416,125.77/36,687.05
  6. Step 6: Final answer
    x = 19,500.51

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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.