Home / 39,330.72-58,918.32-29,481.12

Finding the Fourth Proportional to 39,330.72, 58,918.32 and 29,481.12

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Solution

The fourth proportional to 39,330.72, 58,918.32 and 29,481.12 is: 44,163.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,330.72 : 58,918.32 = 29,481.12 : x
  2. Step 2: Convert to fraction form
    39,330.72/58,918.32 = 29,481.12/x
  3. Step 3: Cross multiply
    39,330.72x = 58,918.32 × 29,481.12
  4. Step 4: Simplify right side
    39,330.72x = 1,736,978,062.12
  5. Step 5: Solve for x
    x = 1,736,978,062.12/39,330.72
  6. Step 6: Final answer
    x = 44,163.39

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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.