Home / 36,458.52-54,687.77-18,891.44

Finding the Fourth Proportional to 36,458.52, 54,687.77 and 18,891.44

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Solution

The fourth proportional to 36,458.52, 54,687.77 and 18,891.44 is: 28,337.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,458.52 : 54,687.77 = 18,891.44 : x
  2. Step 2: Convert to fraction form
    36,458.52/54,687.77 = 18,891.44/x
  3. Step 3: Cross multiply
    36,458.52x = 54,687.77 × 18,891.44
  4. Step 4: Simplify right side
    36,458.52x = 1,033,130,725.69
  5. Step 5: Solve for x
    x = 1,033,130,725.69/36,458.52
  6. Step 6: Final answer
    x = 28,337.15

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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.