Home / 16,940.34-25,439.67-9,154.62

Finding the Fourth Proportional to 16,940.34, 25,439.67 and 9,154.62

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Solution

The fourth proportional to 16,940.34, 25,439.67 and 9,154.62 is: 13,747.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,940.34 : 25,439.67 = 9,154.62 : x
  2. Step 2: Convert to fraction form
    16,940.34/25,439.67 = 9,154.62/x
  3. Step 3: Cross multiply
    16,940.34x = 25,439.67 × 9,154.62
  4. Step 4: Simplify right side
    16,940.34x = 232,890,511.78
  5. Step 5: Solve for x
    x = 232,890,511.78/16,940.34
  6. Step 6: Final answer
    x = 13,747.69

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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.