Home / 40,097.92-55,338.08-22,193.60

Finding the Fourth Proportional to 40,097.92, 55,338.08 and 22,193.60

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Solution

The fourth proportional to 40,097.92, 55,338.08 and 22,193.60 is: 30,628.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,097.92 : 55,338.08 = 22,193.60 : x
  2. Step 2: Convert to fraction form
    40,097.92/55,338.08 = 22,193.60/x
  3. Step 3: Cross multiply
    40,097.92x = 55,338.08 × 22,193.60
  4. Step 4: Simplify right side
    40,097.92x = 1,228,151,212.29
  5. Step 5: Solve for x
    x = 1,228,151,212.29/40,097.92
  6. Step 6: Final answer
    x = 30,628.80

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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.