Home / 28,762.74-43,147.66-11,244.86

Finding the Fourth Proportional to 28,762.74, 43,147.66 and 11,244.86

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Solution

The fourth proportional to 28,762.74, 43,147.66 and 11,244.86 is: 16,868.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,762.74 : 43,147.66 = 11,244.86 : x
  2. Step 2: Convert to fraction form
    28,762.74/43,147.66 = 11,244.86/x
  3. Step 3: Cross multiply
    28,762.74x = 43,147.66 × 11,244.86
  4. Step 4: Simplify right side
    28,762.74x = 485,189,396.03
  5. Step 5: Solve for x
    x = 485,189,396.03/28,762.74
  6. Step 6: Final answer
    x = 16,868.68

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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.