Home / 39,321.96-58,982.58-15,942.84

Finding the Fourth Proportional to 39,321.96, 58,982.58 and 15,942.84

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Solution

The fourth proportional to 39,321.96, 58,982.58 and 15,942.84 is: 23,914.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,321.96 : 58,982.58 = 15,942.84 : x
  2. Step 2: Convert to fraction form
    39,321.96/58,982.58 = 15,942.84/x
  3. Step 3: Cross multiply
    39,321.96x = 58,982.58 × 15,942.84
  4. Step 4: Simplify right side
    39,321.96x = 940,349,835.73
  5. Step 5: Solve for x
    x = 940,349,835.73/39,321.96
  6. Step 6: Final answer
    x = 23,914.11

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1.5x scale

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.