Home / 39,958.72-59,887.68-20,242.24

Finding the Fourth Proportional to 39,958.72, 59,887.68 and 20,242.24

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Solution

The fourth proportional to 39,958.72, 59,887.68 and 20,242.24 is: 30,337.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,958.72 : 59,887.68 = 20,242.24 : x
  2. Step 2: Convert to fraction form
    39,958.72/59,887.68 = 20,242.24/x
  3. Step 3: Cross multiply
    39,958.72x = 59,887.68 × 20,242.24
  4. Step 4: Simplify right side
    39,958.72x = 1,212,260,791.60
  5. Step 5: Solve for x
    x = 1,212,260,791.60/39,958.72
  6. Step 6: Final answer
    x = 30,337.83

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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.