Home / 39,311.22-58,917.60-30,958.25

Finding the Fourth Proportional to 39,311.22, 58,917.60 and 30,958.25

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Solution

The fourth proportional to 39,311.22, 58,917.60 and 30,958.25 is: 46,398.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,311.22 : 58,917.60 = 30,958.25 : x
  2. Step 2: Convert to fraction form
    39,311.22/58,917.60 = 30,958.25/x
  3. Step 3: Cross multiply
    39,311.22x = 58,917.60 × 30,958.25
  4. Step 4: Simplify right side
    39,311.22x = 1,823,985,720.30
  5. Step 5: Solve for x
    x = 1,823,985,720.30/39,311.22
  6. Step 6: Final answer
    x = 46,398.61

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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.