Home / 28,968.12-43,458.54-16,493.97

Finding the Fourth Proportional to 28,968.12, 43,458.54 and 16,493.97

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Solution

The fourth proportional to 28,968.12, 43,458.54 and 16,493.97 is: 24,744.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,968.12 : 43,458.54 = 16,493.97 : x
  2. Step 2: Convert to fraction form
    28,968.12/43,458.54 = 16,493.97/x
  3. Step 3: Cross multiply
    28,968.12x = 43,458.54 × 16,493.97
  4. Step 4: Simplify right side
    28,968.12x = 716,803,855.00
  5. Step 5: Solve for x
    x = 716,803,855.00/28,968.12
  6. Step 6: Final answer
    x = 24,744.58

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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.