Home / 39,039.06-58,561.20-13,735.56

Finding the Fourth Proportional to 39,039.06, 58,561.20 and 13,735.56

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Solution

The fourth proportional to 39,039.06, 58,561.20 and 13,735.56 is: 20,604.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,039.06 : 58,561.20 = 13,735.56 : x
  2. Step 2: Convert to fraction form
    39,039.06/58,561.20 = 13,735.56/x
  3. Step 3: Cross multiply
    39,039.06x = 58,561.20 × 13,735.56
  4. Step 4: Simplify right side
    39,039.06x = 804,370,876.27
  5. Step 5: Solve for x
    x = 804,370,876.27/39,039.06
  6. Step 6: Final answer
    x = 20,604.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.