Home / 26,677.20-40,015.80-25,539.60

Finding the Fourth Proportional to 26,677.20, 40,015.80 and 25,539.60

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Solution

The fourth proportional to 26,677.20, 40,015.80 and 25,539.60 is: 38,309.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,677.20 : 40,015.80 = 25,539.60 : x
  2. Step 2: Convert to fraction form
    26,677.20/40,015.80 = 25,539.60/x
  3. Step 3: Cross multiply
    26,677.20x = 40,015.80 × 25,539.60
  4. Step 4: Simplify right side
    26,677.20x = 1,021,987,525.68
  5. Step 5: Solve for x
    x = 1,021,987,525.68/26,677.20
  6. Step 6: Final answer
    x = 38,309.40

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1.5x scale

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.