Home / 19,798.32-29,692.62-5,757.96

Finding the Fourth Proportional to 19,798.32, 29,692.62 and 5,757.96

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Solution

The fourth proportional to 19,798.32, 29,692.62 and 5,757.96 is: 8,635.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,798.32 : 29,692.62 = 5,757.96 : x
  2. Step 2: Convert to fraction form
    19,798.32/29,692.62 = 5,757.96/x
  3. Step 3: Cross multiply
    19,798.32x = 29,692.62 × 5,757.96
  4. Step 4: Simplify right side
    19,798.32x = 170,968,918.26
  5. Step 5: Solve for x
    x = 170,968,918.26/19,798.32
  6. Step 6: Final answer
    x = 8,635.53

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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.