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Finding the Fourth Proportional to 16,455.72, 24,672.64 and 9,063.68

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Solution

The fourth proportional to 16,455.72, 24,672.64 and 9,063.68 is: 13,589.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,455.72 : 24,672.64 = 9,063.68 : x
  2. Step 2: Convert to fraction form
    16,455.72/24,672.64 = 9,063.68/x
  3. Step 3: Cross multiply
    16,455.72x = 24,672.64 × 9,063.68
  4. Step 4: Simplify right side
    16,455.72x = 223,624,913.72
  5. Step 5: Solve for x
    x = 223,624,913.72/16,455.72
  6. Step 6: Final answer
    x = 13,589.49

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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.