Home / 32,865.89-45,259.35-28,556.96

Finding the Fourth Proportional to 32,865.89, 45,259.35 and 28,556.96

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Solution

The fourth proportional to 32,865.89, 45,259.35 and 28,556.96 is: 39,325.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,865.89 : 45,259.35 = 28,556.96 : x
  2. Step 2: Convert to fraction form
    32,865.89/45,259.35 = 28,556.96/x
  3. Step 3: Cross multiply
    32,865.89x = 45,259.35 × 28,556.96
  4. Step 4: Simplify right side
    32,865.89x = 1,292,469,447.58
  5. Step 5: Solve for x
    x = 1,292,469,447.58/32,865.89
  6. Step 6: Final answer
    x = 39,325.56

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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.