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Finding the Fourth Proportional to 14,735.64, 22,103.46 and 12,133.11

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Solution

The fourth proportional to 14,735.64, 22,103.46 and 12,133.11 is: 18,199.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,735.64 : 22,103.46 = 12,133.11 : x
  2. Step 2: Convert to fraction form
    14,735.64/22,103.46 = 12,133.11/x
  3. Step 3: Cross multiply
    14,735.64x = 22,103.46 × 12,133.11
  4. Step 4: Simplify right side
    14,735.64x = 268,183,711.56
  5. Step 5: Solve for x
    x = 268,183,711.56/14,735.64
  6. Step 6: Final answer
    x = 18,199.67

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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.