Home / 36,074.98-49,782.51-20,159.56

Finding the Fourth Proportional to 36,074.98, 49,782.51 and 20,159.56

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Solution

The fourth proportional to 36,074.98, 49,782.51 and 20,159.56 is: 27,819.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,074.98 : 49,782.51 = 20,159.56 : x
  2. Step 2: Convert to fraction form
    36,074.98/49,782.51 = 20,159.56/x
  3. Step 3: Cross multiply
    36,074.98x = 49,782.51 × 20,159.56
  4. Step 4: Simplify right side
    36,074.98x = 1,003,593,497.30
  5. Step 5: Solve for x
    x = 1,003,593,497.30/36,074.98
  6. Step 6: Final answer
    x = 27,819.65

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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.