Home / 39,309.57-58,973.58-11,230.03

Finding the Fourth Proportional to 39,309.57, 58,973.58 and 11,230.03

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Solution

The fourth proportional to 39,309.57, 58,973.58 and 11,230.03 is: 16,847.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,309.57 : 58,973.58 = 11,230.03 : x
  2. Step 2: Convert to fraction form
    39,309.57/58,973.58 = 11,230.03/x
  3. Step 3: Cross multiply
    39,309.57x = 58,973.58 × 11,230.03
  4. Step 4: Simplify right side
    39,309.57x = 662,275,072.61
  5. Step 5: Solve for x
    x = 662,275,072.61/39,309.57
  6. Step 6: Final answer
    x = 16,847.68

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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.