Home / 16,941.52-25,428.70-8,182.60

Finding the Fourth Proportional to 16,941.52, 25,428.70 and 8,182.60

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Solution

The fourth proportional to 16,941.52, 25,428.70 and 8,182.60 is: 12,281.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,941.52 : 25,428.70 = 8,182.60 : x
  2. Step 2: Convert to fraction form
    16,941.52/25,428.70 = 8,182.60/x
  3. Step 3: Cross multiply
    16,941.52x = 25,428.70 × 8,182.60
  4. Step 4: Simplify right side
    16,941.52x = 208,072,880.62
  5. Step 5: Solve for x
    x = 208,072,880.62/16,941.52
  6. Step 6: Final answer
    x = 12,281.83

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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.