Home / 39,255.54-58,861.01-26,790.67

Finding the Fourth Proportional to 39,255.54, 58,861.01 and 26,790.67

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Solution

The fourth proportional to 39,255.54, 58,861.01 and 26,790.67 is: 40,170.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,255.54 : 58,861.01 = 26,790.67 : x
  2. Step 2: Convert to fraction form
    39,255.54/58,861.01 = 26,790.67/x
  3. Step 3: Cross multiply
    39,255.54x = 58,861.01 × 26,790.67
  4. Step 4: Simplify right side
    39,255.54x = 1,576,925,814.60
  5. Step 5: Solve for x
    x = 1,576,925,814.60/39,255.54
  6. Step 6: Final answer
    x = 40,170.78

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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.