Home / 12,170.26-16,797.72-10,177.36

Finding the Fourth Proportional to 12,170.26, 16,797.72 and 10,177.36

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Solution

The fourth proportional to 12,170.26, 16,797.72 and 10,177.36 is: 14,047.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,170.26 : 16,797.72 = 10,177.36 : x
  2. Step 2: Convert to fraction form
    12,170.26/16,797.72 = 10,177.36/x
  3. Step 3: Cross multiply
    12,170.26x = 16,797.72 × 10,177.36
  4. Step 4: Simplify right side
    12,170.26x = 170,956,443.62
  5. Step 5: Solve for x
    x = 170,956,443.62/12,170.26
  6. Step 6: Final answer
    x = 14,047.07

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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.