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Finding the Fourth Proportional to 16,235.40, 24,339.60 and 6,882.60

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Solution

The fourth proportional to 16,235.40, 24,339.60 and 6,882.60 is: 10,318.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,235.40 : 24,339.60 = 6,882.60 : x
  2. Step 2: Convert to fraction form
    16,235.40/24,339.60 = 6,882.60/x
  3. Step 3: Cross multiply
    16,235.40x = 24,339.60 × 6,882.60
  4. Step 4: Simplify right side
    16,235.40x = 167,519,730.96
  5. Step 5: Solve for x
    x = 167,519,730.96/16,235.40
  6. Step 6: Final answer
    x = 10,318.18

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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.