Home / 17,648.20-26,472.30-16,870.60

Finding the Fourth Proportional to 17,648.20, 26,472.30 and 16,870.60

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Solution

The fourth proportional to 17,648.20, 26,472.30 and 16,870.60 is: 25,305.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,648.20 : 26,472.30 = 16,870.60 : x
  2. Step 2: Convert to fraction form
    17,648.20/26,472.30 = 16,870.60/x
  3. Step 3: Cross multiply
    17,648.20x = 26,472.30 × 16,870.60
  4. Step 4: Simplify right side
    17,648.20x = 446,603,584.38
  5. Step 5: Solve for x
    x = 446,603,584.38/17,648.20
  6. Step 6: Final answer
    x = 25,305.90

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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.