Home / 26,976.80-40,465.20-26,069.60

Finding the Fourth Proportional to 26,976.80, 40,465.20 and 26,069.60

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Solution

The fourth proportional to 26,976.80, 40,465.20 and 26,069.60 is: 39,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,976.80 : 40,465.20 = 26,069.60 : x
  2. Step 2: Convert to fraction form
    26,976.80/40,465.20 = 26,069.60/x
  3. Step 3: Cross multiply
    26,976.80x = 40,465.20 × 26,069.60
  4. Step 4: Simplify right side
    26,976.80x = 1,054,911,577.92
  5. Step 5: Solve for x
    x = 1,054,911,577.92/26,976.80
  6. Step 6: Final answer
    x = 39,104.40

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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.