Home / 14,956.83-20,621.27-12,258.12

Finding the Fourth Proportional to 14,956.83, 20,621.27 and 12,258.12

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Solution

The fourth proportional to 14,956.83, 20,621.27 and 12,258.12 is: 16,900.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,956.83 : 20,621.27 = 12,258.12 : x
  2. Step 2: Convert to fraction form
    14,956.83/20,621.27 = 12,258.12/x
  3. Step 3: Cross multiply
    14,956.83x = 20,621.27 × 12,258.12
  4. Step 4: Simplify right side
    14,956.83x = 252,777,940.92
  5. Step 5: Solve for x
    x = 252,777,940.92/14,956.83
  6. Step 6: Final answer
    x = 16,900.50

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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.