Home / 39,940.00-55,116.88-22,035.76

Finding the Fourth Proportional to 39,940.00, 55,116.88 and 22,035.76

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Solution

The fourth proportional to 39,940.00, 55,116.88 and 22,035.76 is: 30,409.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,940.00 : 55,116.88 = 22,035.76 : x
  2. Step 2: Convert to fraction form
    39,940.00/55,116.88 = 22,035.76/x
  3. Step 3: Cross multiply
    39,940.00x = 55,116.88 × 22,035.76
  4. Step 4: Simplify right side
    39,940.00x = 1,214,542,146.75
  5. Step 5: Solve for x
    x = 1,214,542,146.75/39,940.00
  6. Step 6: Final answer
    x = 30,409.17

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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.