Home / 14,956.84-20,621.26-12,258.12

Finding the Fourth Proportional to 14,956.84, 20,621.26 and 12,258.12

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Solution

The fourth proportional to 14,956.84, 20,621.26 and 12,258.12 is: 16,900.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,956.84 : 20,621.26 = 12,258.12 : x
  2. Step 2: Convert to fraction form
    14,956.84/20,621.26 = 12,258.12/x
  3. Step 3: Cross multiply
    14,956.84x = 20,621.26 × 12,258.12
  4. Step 4: Simplify right side
    14,956.84x = 252,777,848.99
  5. Step 5: Solve for x
    x = 252,777,848.99/14,956.84
  6. Step 6: Final answer
    x = 16,900.49

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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.