Home / 28,758.83-43,163.16-28,692.34

Finding the Fourth Proportional to 28,758.83, 43,163.16 and 28,692.34

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Solution

The fourth proportional to 28,758.83, 43,163.16 and 28,692.34 is: 43,063.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,758.83 : 43,163.16 = 28,692.34 : x
  2. Step 2: Convert to fraction form
    28,758.83/43,163.16 = 28,692.34/x
  3. Step 3: Cross multiply
    28,758.83x = 43,163.16 × 28,692.34
  4. Step 4: Simplify right side
    28,758.83x = 1,238,452,062.19
  5. Step 5: Solve for x
    x = 1,238,452,062.19/28,758.83
  6. Step 6: Final answer
    x = 43,063.37

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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.