Home / 39,035.92-58,560-12,734.60

Finding the Fourth Proportional to 39,035.92, 58,560 and 12,734.60

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Solution

The fourth proportional to 39,035.92, 58,560 and 12,734.60 is: 19,103.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,035.92 : 58,560 = 12,734.60 : x
  2. Step 2: Convert to fraction form
    39,035.92/58,560 = 12,734.60/x
  3. Step 3: Cross multiply
    39,035.92x = 58,560 × 12,734.60
  4. Step 4: Simplify right side
    39,035.92x = 745,738,176
  5. Step 5: Solve for x
    x = 745,738,176/39,035.92
  6. Step 6: Final answer
    x = 19,103.90

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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.