Home / 39,399.50-54,371.31-22,632.50

Finding the Fourth Proportional to 39,399.50, 54,371.31 and 22,632.50

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Solution

The fourth proportional to 39,399.50, 54,371.31 and 22,632.50 is: 31,232.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,399.50 : 54,371.31 = 22,632.50 : x
  2. Step 2: Convert to fraction form
    39,399.50/54,371.31 = 22,632.50/x
  3. Step 3: Cross multiply
    39,399.50x = 54,371.31 × 22,632.50
  4. Step 4: Simplify right side
    39,399.50x = 1,230,558,673.58
  5. Step 5: Solve for x
    x = 1,230,558,673.58/39,399.50
  6. Step 6: Final answer
    x = 31,232.85

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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.