Home / 28,826.09-43,240.43-8,834.14

Finding the Fourth Proportional to 28,826.09, 43,240.43 and 8,834.14

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Solution

The fourth proportional to 28,826.09, 43,240.43 and 8,834.14 is: 13,251.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,826.09 : 43,240.43 = 8,834.14 : x
  2. Step 2: Convert to fraction form
    28,826.09/43,240.43 = 8,834.14/x
  3. Step 3: Cross multiply
    28,826.09x = 43,240.43 × 8,834.14
  4. Step 4: Simplify right side
    28,826.09x = 381,991,751.91
  5. Step 5: Solve for x
    x = 381,991,751.91/28,826.09
  6. Step 6: Final answer
    x = 13,251.60

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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.