Home / 52,277.54-72,143.60-28,404.54

Finding the Fourth Proportional to 52,277.54, 72,143.60 and 28,404.54

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Solution

The fourth proportional to 52,277.54, 72,143.60 and 28,404.54 is: 39,198.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,277.54 : 72,143.60 = 28,404.54 : x
  2. Step 2: Convert to fraction form
    52,277.54/72,143.60 = 28,404.54/x
  3. Step 3: Cross multiply
    52,277.54x = 72,143.60 × 28,404.54
  4. Step 4: Simplify right side
    52,277.54x = 2,049,205,629.92
  5. Step 5: Solve for x
    x = 2,049,205,629.92/52,277.54
  6. Step 6: Final answer
    x = 39,198.59

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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.