Home / 17,015.40-25,523.10-11,485.80

Finding the Fourth Proportional to 17,015.40, 25,523.10 and 11,485.80

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Solution

The fourth proportional to 17,015.40, 25,523.10 and 11,485.80 is: 17,228.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,015.40 : 25,523.10 = 11,485.80 : x
  2. Step 2: Convert to fraction form
    17,015.40/25,523.10 = 11,485.80/x
  3. Step 3: Cross multiply
    17,015.40x = 25,523.10 × 11,485.80
  4. Step 4: Simplify right side
    17,015.40x = 293,153,221.98
  5. Step 5: Solve for x
    x = 293,153,221.98/17,015.40
  6. Step 6: Final answer
    x = 17,228.70

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Similar ratio
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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.