Home / 52,845.52-79,268.12-13,402.54

Finding the Fourth Proportional to 52,845.52, 79,268.12 and 13,402.54

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Solution

The fourth proportional to 52,845.52, 79,268.12 and 13,402.54 is: 20,103.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,845.52 : 79,268.12 = 13,402.54 : x
  2. Step 2: Convert to fraction form
    52,845.52/79,268.12 = 13,402.54/x
  3. Step 3: Cross multiply
    52,845.52x = 79,268.12 × 13,402.54
  4. Step 4: Simplify right side
    52,845.52x = 1,062,394,149.02
  5. Step 5: Solve for x
    x = 1,062,394,149.02/52,845.52
  6. Step 6: Final answer
    x = 20,103.77

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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.