Home / 52,021.06-71,788.95-28,147.73

Finding the Fourth Proportional to 52,021.06, 71,788.95 and 28,147.73

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Solution

The fourth proportional to 52,021.06, 71,788.95 and 28,147.73 is: 38,843.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,021.06 : 71,788.95 = 28,147.73 : x
  2. Step 2: Convert to fraction form
    52,021.06/71,788.95 = 28,147.73/x
  3. Step 3: Cross multiply
    52,021.06x = 71,788.95 × 28,147.73
  4. Step 4: Simplify right side
    52,021.06x = 2,020,695,622.64
  5. Step 5: Solve for x
    x = 2,020,695,622.64/52,021.06
  6. Step 6: Final answer
    x = 38,843.80

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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.