Home / 39,938.34-55,115.09-22,033.34

Finding the Fourth Proportional to 39,938.34, 55,115.09 and 22,033.34

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Solution

The fourth proportional to 39,938.34, 55,115.09 and 22,033.34 is: 30,406.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,938.34 : 55,115.09 = 22,033.34 : x
  2. Step 2: Convert to fraction form
    39,938.34/55,115.09 = 22,033.34/x
  3. Step 3: Cross multiply
    39,938.34x = 55,115.09 × 22,033.34
  4. Step 4: Simplify right side
    39,938.34x = 1,214,369,517.10
  5. Step 5: Solve for x
    x = 1,214,369,517.10/39,938.34
  6. Step 6: Final answer
    x = 30,406.11

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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.