Home / 39,938.96-55,114.87-22,033.96

Finding the Fourth Proportional to 39,938.96, 55,114.87 and 22,033.96

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Solution

The fourth proportional to 39,938.96, 55,114.87 and 22,033.96 is: 30,406.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,938.96 : 55,114.87 = 22,033.96 : x
  2. Step 2: Convert to fraction form
    39,938.96/55,114.87 = 22,033.96/x
  3. Step 3: Cross multiply
    39,938.96x = 55,114.87 × 22,033.96
  4. Step 4: Simplify right side
    39,938.96x = 1,214,398,840.99
  5. Step 5: Solve for x
    x = 1,214,398,840.99/39,938.96
  6. Step 6: Final answer
    x = 30,406.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.