Home / 23,780.67-32,817.60-13,170.48

Finding the Fourth Proportional to 23,780.67, 32,817.60 and 13,170.48

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Solution

The fourth proportional to 23,780.67, 32,817.60 and 13,170.48 is: 18,175.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,780.67 : 32,817.60 = 13,170.48 : x
  2. Step 2: Convert to fraction form
    23,780.67/32,817.60 = 13,170.48/x
  3. Step 3: Cross multiply
    23,780.67x = 32,817.60 × 13,170.48
  4. Step 4: Simplify right side
    23,780.67x = 432,223,544.45
  5. Step 5: Solve for x
    x = 432,223,544.45/23,780.67
  6. Step 6: Final answer
    x = 18,175.41

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1.5x scale

Why These Related Problems?

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