Home / 28,964.34-43,448.94-9,245.70

Finding the Fourth Proportional to 28,964.34, 43,448.94 and 9,245.70

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Solution

The fourth proportional to 28,964.34, 43,448.94 and 9,245.70 is: 13,869.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,964.34 : 43,448.94 = 9,245.70 : x
  2. Step 2: Convert to fraction form
    28,964.34/43,448.94 = 9,245.70/x
  3. Step 3: Cross multiply
    28,964.34x = 43,448.94 × 9,245.70
  4. Step 4: Simplify right side
    28,964.34x = 401,715,864.56
  5. Step 5: Solve for x
    x = 401,715,864.56/28,964.34
  6. Step 6: Final answer
    x = 13,869.33

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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.