Home / 12,244.20-16,873.29-8,258.39

Finding the Fourth Proportional to 12,244.20, 16,873.29 and 8,258.39

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Solution

The fourth proportional to 12,244.20, 16,873.29 and 8,258.39 is: 11,380.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,244.20 : 16,873.29 = 8,258.39 : x
  2. Step 2: Convert to fraction form
    12,244.20/16,873.29 = 8,258.39/x
  3. Step 3: Cross multiply
    12,244.20x = 16,873.29 × 8,258.39
  4. Step 4: Simplify right side
    12,244.20x = 139,346,209.40
  5. Step 5: Solve for x
    x = 139,346,209.40/12,244.20
  6. Step 6: Final answer
    x = 11,380.59

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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.