Home / 52,738.62-72,776.49-28,860.68

Finding the Fourth Proportional to 52,738.62, 72,776.49 and 28,860.68

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Solution

The fourth proportional to 52,738.62, 72,776.49 and 28,860.68 is: 39,826.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,738.62 : 72,776.49 = 28,860.68 : x
  2. Step 2: Convert to fraction form
    52,738.62/72,776.49 = 28,860.68/x
  3. Step 3: Cross multiply
    52,738.62x = 72,776.49 × 28,860.68
  4. Step 4: Simplify right side
    52,738.62x = 2,100,378,733.76
  5. Step 5: Solve for x
    x = 2,100,378,733.76/52,738.62
  6. Step 6: Final answer
    x = 39,826.20

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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.