Home / 52,321.08-72,202.92-28,447.80

Finding the Fourth Proportional to 52,321.08, 72,202.92 and 28,447.80

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Solution

The fourth proportional to 52,321.08, 72,202.92 and 28,447.80 is: 39,257.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,321.08 : 72,202.92 = 28,447.80 : x
  2. Step 2: Convert to fraction form
    52,321.08/72,202.92 = 28,447.80/x
  3. Step 3: Cross multiply
    52,321.08x = 72,202.92 × 28,447.80
  4. Step 4: Simplify right side
    52,321.08x = 2,054,014,227.58
  5. Step 5: Solve for x
    x = 2,054,014,227.58/52,321.08
  6. Step 6: Final answer
    x = 39,257.87

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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.