Home / 39,193.90-54,090.92-22,201.17

Finding the Fourth Proportional to 39,193.90, 54,090.92 and 22,201.17

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Solution

The fourth proportional to 39,193.90, 54,090.92 and 22,201.17 is: 30,639.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,193.90 : 54,090.92 = 22,201.17 : x
  2. Step 2: Convert to fraction form
    39,193.90/54,090.92 = 22,201.17/x
  3. Step 3: Cross multiply
    39,193.90x = 54,090.92 × 22,201.17
  4. Step 4: Simplify right side
    39,193.90x = 1,200,881,710.38
  5. Step 5: Solve for x
    x = 1,200,881,710.38/39,193.90
  6. Step 6: Final answer
    x = 30,639.51

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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.