Home / 39,635.60-54,683.40-25,496.72

Finding the Fourth Proportional to 39,635.60, 54,683.40 and 25,496.72

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Solution

The fourth proportional to 39,635.60, 54,683.40 and 25,496.72 is: 35,176.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,635.60 : 54,683.40 = 25,496.72 : x
  2. Step 2: Convert to fraction form
    39,635.60/54,683.40 = 25,496.72/x
  3. Step 3: Cross multiply
    39,635.60x = 54,683.40 × 25,496.72
  4. Step 4: Simplify right side
    39,635.60x = 1,394,247,338.45
  5. Step 5: Solve for x
    x = 1,394,247,338.45/39,635.60
  6. Step 6: Final answer
    x = 35,176.64

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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.