Home / 39,918.24-55,087.56-22,922.28

Finding the Fourth Proportional to 39,918.24, 55,087.56 and 22,922.28

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Solution

The fourth proportional to 39,918.24, 55,087.56 and 22,922.28 is: 31,632.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,918.24 : 55,087.56 = 22,922.28 : x
  2. Step 2: Convert to fraction form
    39,918.24/55,087.56 = 22,922.28/x
  3. Step 3: Cross multiply
    39,918.24x = 55,087.56 × 22,922.28
  4. Step 4: Simplify right side
    39,918.24x = 1,262,732,474.84
  5. Step 5: Solve for x
    x = 1,262,732,474.84/39,918.24
  6. Step 6: Final answer
    x = 31,632.97

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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.