Home / 39,399.92-54,371.63-22,404.16

Finding the Fourth Proportional to 39,399.92, 54,371.63 and 22,404.16

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Solution

The fourth proportional to 39,399.92, 54,371.63 and 22,404.16 is: 30,917.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,399.92 : 54,371.63 = 22,404.16 : x
  2. Step 2: Convert to fraction form
    39,399.92/54,371.63 = 22,404.16/x
  3. Step 3: Cross multiply
    39,399.92x = 54,371.63 × 22,404.16
  4. Step 4: Simplify right side
    39,399.92x = 1,218,150,615.58
  5. Step 5: Solve for x
    x = 1,218,150,615.58/39,399.92
  6. Step 6: Final answer
    x = 30,917.59

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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.