Home / 19,674.48-29,511.54-7,984.92

Finding the Fourth Proportional to 19,674.48, 29,511.54 and 7,984.92

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Solution

The fourth proportional to 19,674.48, 29,511.54 and 7,984.92 is: 11,977.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,674.48 : 29,511.54 = 7,984.92 : x
  2. Step 2: Convert to fraction form
    19,674.48/29,511.54 = 7,984.92/x
  3. Step 3: Cross multiply
    19,674.48x = 29,511.54 × 7,984.92
  4. Step 4: Simplify right side
    19,674.48x = 235,647,285.98
  5. Step 5: Solve for x
    x = 235,647,285.98/19,674.48
  6. Step 6: Final answer
    x = 11,977.31

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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.