Home / 28,796.84-43,327.01-17,118.80

Finding the Fourth Proportional to 28,796.84, 43,327.01 and 17,118.80

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Solution

The fourth proportional to 28,796.84, 43,327.01 and 17,118.80 is: 25,756.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,796.84 : 43,327.01 = 17,118.80 : x
  2. Step 2: Convert to fraction form
    28,796.84/43,327.01 = 17,118.80/x
  3. Step 3: Cross multiply
    28,796.84x = 43,327.01 × 17,118.80
  4. Step 4: Simplify right side
    28,796.84x = 741,706,244.95
  5. Step 5: Solve for x
    x = 741,706,244.95/28,796.84
  6. Step 6: Final answer
    x = 25,756.52

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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.