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Finding the Fourth Proportional to 16,482.60, 24,760.32 and 9,912.60

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Solution

The fourth proportional to 16,482.60, 24,760.32 and 9,912.60 is: 14,890.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,482.60 : 24,760.32 = 9,912.60 : x
  2. Step 2: Convert to fraction form
    16,482.60/24,760.32 = 9,912.60/x
  3. Step 3: Cross multiply
    16,482.60x = 24,760.32 × 9,912.60
  4. Step 4: Simplify right side
    16,482.60x = 245,439,148.03
  5. Step 5: Solve for x
    x = 245,439,148.03/16,482.60
  6. Step 6: Final answer
    x = 14,890.80

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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.