Home / 28,366.80-42,550.20-26,617.20

Finding the Fourth Proportional to 28,366.80, 42,550.20 and 26,617.20

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Solution

The fourth proportional to 28,366.80, 42,550.20 and 26,617.20 is: 39,925.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,366.80 : 42,550.20 = 26,617.20 : x
  2. Step 2: Convert to fraction form
    28,366.80/42,550.20 = 26,617.20/x
  3. Step 3: Cross multiply
    28,366.80x = 42,550.20 × 26,617.20
  4. Step 4: Simplify right side
    28,366.80x = 1,132,567,183.44
  5. Step 5: Solve for x
    x = 1,132,567,183.44/28,366.80
  6. Step 6: Final answer
    x = 39,925.80

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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.