Home / 11,323.53-16,963.34-8,987.85

Finding the Fourth Proportional to 11,323.53, 16,963.34 and 8,987.85

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Solution

The fourth proportional to 11,323.53, 16,963.34 and 8,987.85 is: 13,464.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.53 : 16,963.34 = 8,987.85 : x
  2. Step 2: Convert to fraction form
    11,323.53/16,963.34 = 8,987.85/x
  3. Step 3: Cross multiply
    11,323.53x = 16,963.34 × 8,987.85
  4. Step 4: Simplify right side
    11,323.53x = 152,463,910.48
  5. Step 5: Solve for x
    x = 152,463,910.48/11,323.53
  6. Step 6: Final answer
    x = 13,464.34

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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.