Home / 39,057-58,576.34-10,979.73

Finding the Fourth Proportional to 39,057, 58,576.34 and 10,979.73

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Solution

The fourth proportional to 39,057, 58,576.34 and 10,979.73 is: 16,467.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,057 : 58,576.34 = 10,979.73 : x
  2. Step 2: Convert to fraction form
    39,057/58,576.34 = 10,979.73/x
  3. Step 3: Cross multiply
    39,057x = 58,576.34 × 10,979.73
  4. Step 4: Simplify right side
    39,057x = 643,152,342.69
  5. Step 5: Solve for x
    x = 643,152,342.69/39,057
  6. Step 6: Final answer
    x = 16,467.02

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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.