Home / 28,608.80-39,546.24-23,865.44

Finding the Fourth Proportional to 28,608.80, 39,546.24 and 23,865.44

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Solution

The fourth proportional to 28,608.80, 39,546.24 and 23,865.44 is: 32,989.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,608.80 : 39,546.24 = 23,865.44 : x
  2. Step 2: Convert to fraction form
    28,608.80/39,546.24 = 23,865.44/x
  3. Step 3: Cross multiply
    28,608.80x = 39,546.24 × 23,865.44
  4. Step 4: Simplify right side
    28,608.80x = 943,788,417.95
  5. Step 5: Solve for x
    x = 943,788,417.95/28,608.80
  6. Step 6: Final answer
    x = 32,989.44

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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.