Home / 52,383.44-72,290.78-28,511.73

Finding the Fourth Proportional to 52,383.44, 72,290.78 and 28,511.73

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Solution

The fourth proportional to 52,383.44, 72,290.78 and 28,511.73 is: 39,347.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,383.44 : 72,290.78 = 28,511.73 : x
  2. Step 2: Convert to fraction form
    52,383.44/72,290.78 = 28,511.73/x
  3. Step 3: Cross multiply
    52,383.44x = 72,290.78 × 28,511.73
  4. Step 4: Simplify right side
    52,383.44x = 2,061,135,165.21
  5. Step 5: Solve for x
    x = 2,061,135,165.21/52,383.44
  6. Step 6: Final answer
    x = 39,347.07

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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.