Home / 52,645.44-72,629-36,739.12

Finding the Fourth Proportional to 52,645.44, 72,629 and 36,739.12

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Solution

The fourth proportional to 52,645.44, 72,629 and 36,739.12 is: 50,684.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,645.44 : 72,629 = 36,739.12 : x
  2. Step 2: Convert to fraction form
    52,645.44/72,629 = 36,739.12/x
  3. Step 3: Cross multiply
    52,645.44x = 72,629 × 36,739.12
  4. Step 4: Simplify right side
    52,645.44x = 2,668,325,546.48
  5. Step 5: Solve for x
    x = 2,668,325,546.48/52,645.44
  6. Step 6: Final answer
    x = 50,684.84

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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.