Home / 14,546.36-20,074.26-8,258.72

Finding the Fourth Proportional to 14,546.36, 20,074.26 and 8,258.72

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Solution

The fourth proportional to 14,546.36, 20,074.26 and 8,258.72 is: 11,397.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,546.36 : 20,074.26 = 8,258.72 : x
  2. Step 2: Convert to fraction form
    14,546.36/20,074.26 = 8,258.72/x
  3. Step 3: Cross multiply
    14,546.36x = 20,074.26 × 8,258.72
  4. Step 4: Simplify right side
    14,546.36x = 165,787,692.55
  5. Step 5: Solve for x
    x = 165,787,692.55/14,546.36
  6. Step 6: Final answer
    x = 11,397.19

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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.