Home / 39,078.64-53,871.85-25,626.57

Finding the Fourth Proportional to 39,078.64, 53,871.85 and 25,626.57

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Solution

The fourth proportional to 39,078.64, 53,871.85 and 25,626.57 is: 35,327.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,078.64 : 53,871.85 = 25,626.57 : x
  2. Step 2: Convert to fraction form
    39,078.64/53,871.85 = 25,626.57/x
  3. Step 3: Cross multiply
    39,078.64x = 53,871.85 × 25,626.57
  4. Step 4: Simplify right side
    39,078.64x = 1,380,550,735.05
  5. Step 5: Solve for x
    x = 1,380,550,735.05/39,078.64
  6. Step 6: Final answer
    x = 35,327.50

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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.