Home / 53,319.48-79,949.46-33,555.68

Finding the Fourth Proportional to 53,319.48, 79,949.46 and 33,555.68

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Solution

The fourth proportional to 53,319.48, 79,949.46 and 33,555.68 is: 50,314.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,319.48 : 79,949.46 = 33,555.68 : x
  2. Step 2: Convert to fraction form
    53,319.48/79,949.46 = 33,555.68/x
  3. Step 3: Cross multiply
    53,319.48x = 79,949.46 × 33,555.68
  4. Step 4: Simplify right side
    53,319.48x = 2,682,758,495.93
  5. Step 5: Solve for x
    x = 2,682,758,495.93/53,319.48
  6. Step 6: Final answer
    x = 50,314.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.