Home / 23,780.70-32,817.35-13,170.33

Finding the Fourth Proportional to 23,780.70, 32,817.35 and 13,170.33

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Solution

The fourth proportional to 23,780.70, 32,817.35 and 13,170.33 is: 18,175.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,780.70 : 32,817.35 = 13,170.33 : x
  2. Step 2: Convert to fraction form
    23,780.70/32,817.35 = 13,170.33/x
  3. Step 3: Cross multiply
    23,780.70x = 32,817.35 × 13,170.33
  4. Step 4: Simplify right side
    23,780.70x = 432,215,362.15
  5. Step 5: Solve for x
    x = 432,215,362.15/23,780.70
  6. Step 6: Final answer
    x = 18,175.05

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.