Home / 39,076.56-53,924.40-22,309.56

Finding the Fourth Proportional to 39,076.56, 53,924.40 and 22,309.56

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Solution

The fourth proportional to 39,076.56, 53,924.40 and 22,309.56 is: 30,786.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,076.56 : 53,924.40 = 22,309.56 : x
  2. Step 2: Convert to fraction form
    39,076.56/53,924.40 = 22,309.56/x
  3. Step 3: Cross multiply
    39,076.56x = 53,924.40 × 22,309.56
  4. Step 4: Simplify right side
    39,076.56x = 1,203,029,637.26
  5. Step 5: Solve for x
    x = 1,203,029,637.26/39,076.56
  6. Step 6: Final answer
    x = 30,786.48

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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.