Home / 28,836.24-43,256.58-9,116.37

Finding the Fourth Proportional to 28,836.24, 43,256.58 and 9,116.37

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Solution

The fourth proportional to 28,836.24, 43,256.58 and 9,116.37 is: 13,675.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,836.24 : 43,256.58 = 9,116.37 : x
  2. Step 2: Convert to fraction form
    28,836.24/43,256.58 = 9,116.37/x
  3. Step 3: Cross multiply
    28,836.24x = 43,256.58 × 9,116.37
  4. Step 4: Simplify right side
    28,836.24x = 394,342,988.21
  5. Step 5: Solve for x
    x = 394,342,988.21/28,836.24
  6. Step 6: Final answer
    x = 13,675.26

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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.