Home / 39,946.70-55,103.19-25,601.43

Finding the Fourth Proportional to 39,946.70, 55,103.19 and 25,601.43

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Solution

The fourth proportional to 39,946.70, 55,103.19 and 25,601.43 is: 35,315.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,946.70 : 55,103.19 = 25,601.43 : x
  2. Step 2: Convert to fraction form
    39,946.70/55,103.19 = 25,601.43/x
  3. Step 3: Cross multiply
    39,946.70x = 55,103.19 × 25,601.43
  4. Step 4: Simplify right side
    39,946.70x = 1,410,720,788.21
  5. Step 5: Solve for x
    x = 1,410,720,788.21/39,946.70
  6. Step 6: Final answer
    x = 35,315.08

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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.