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Finding the Fourth Proportional to 39,311.57, 58,873.03 and 34,583.54

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Solution

The fourth proportional to 39,311.57, 58,873.03 and 34,583.54 is: 51,792.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,311.57 : 58,873.03 = 34,583.54 : x
  2. Step 2: Convert to fraction form
    39,311.57/58,873.03 = 34,583.54/x
  3. Step 3: Cross multiply
    39,311.57x = 58,873.03 × 34,583.54
  4. Step 4: Simplify right side
    39,311.57x = 2,036,037,407.10
  5. Step 5: Solve for x
    x = 2,036,037,407.10/39,311.57
  6. Step 6: Final answer
    x = 51,792.32

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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.