Home / 39,139.44-58,695-16,651.62

Finding the Fourth Proportional to 39,139.44, 58,695 and 16,651.62

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Solution

The fourth proportional to 39,139.44, 58,695 and 16,651.62 is: 24,971.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,139.44 : 58,695 = 16,651.62 : x
  2. Step 2: Convert to fraction form
    39,139.44/58,695 = 16,651.62/x
  3. Step 3: Cross multiply
    39,139.44x = 58,695 × 16,651.62
  4. Step 4: Simplify right side
    39,139.44x = 977,366,835.90
  5. Step 5: Solve for x
    x = 977,366,835.90/39,139.44
  6. Step 6: Final answer
    x = 24,971.41

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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.