Home / 12,496.24-18,738.18-4,173.40

Finding the Fourth Proportional to 12,496.24, 18,738.18 and 4,173.40

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Solution

The fourth proportional to 12,496.24, 18,738.18 and 4,173.40 is: 6,258.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,496.24 : 18,738.18 = 4,173.40 : x
  2. Step 2: Convert to fraction form
    12,496.24/18,738.18 = 4,173.40/x
  3. Step 3: Cross multiply
    12,496.24x = 18,738.18 × 4,173.40
  4. Step 4: Simplify right side
    12,496.24x = 78,201,920.41
  5. Step 5: Solve for x
    x = 78,201,920.41/12,496.24
  6. Step 6: Final answer
    x = 6,258.04

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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.