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Finding the Fourth Proportional to 16,338.56, 24,507.84 and 4,651.78

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Solution

The fourth proportional to 16,338.56, 24,507.84 and 4,651.78 is: 6,977.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,338.56 : 24,507.84 = 4,651.78 : x
  2. Step 2: Convert to fraction form
    16,338.56/24,507.84 = 4,651.78/x
  3. Step 3: Cross multiply
    16,338.56x = 24,507.84 × 4,651.78
  4. Step 4: Simplify right side
    16,338.56x = 114,005,156.54
  5. Step 5: Solve for x
    x = 114,005,156.54/16,338.56
  6. Step 6: Final answer
    x = 6,977.67

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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.