Home / 16,584.09-22,868.85-12,807.87

Finding the Fourth Proportional to 16,584.09, 22,868.85 and 12,807.87

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Solution

The fourth proportional to 16,584.09, 22,868.85 and 12,807.87 is: 17,661.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,584.09 : 22,868.85 = 12,807.87 : x
  2. Step 2: Convert to fraction form
    16,584.09/22,868.85 = 12,807.87/x
  3. Step 3: Cross multiply
    16,584.09x = 22,868.85 × 12,807.87
  4. Step 4: Simplify right side
    16,584.09x = 292,901,257.85
  5. Step 5: Solve for x
    x = 292,901,257.85/16,584.09
  6. Step 6: Final answer
    x = 17,661.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.