Home / 53,115.75-79,673.63-16,179.75

Finding the Fourth Proportional to 53,115.75, 79,673.63 and 16,179.75

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Solution

The fourth proportional to 53,115.75, 79,673.63 and 16,179.75 is: 24,269.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,115.75 : 79,673.63 = 16,179.75 : x
  2. Step 2: Convert to fraction form
    53,115.75/79,673.63 = 16,179.75/x
  3. Step 3: Cross multiply
    53,115.75x = 79,673.63 × 16,179.75
  4. Step 4: Simplify right side
    53,115.75x = 1,289,099,334.09
  5. Step 5: Solve for x
    x = 1,289,099,334.09/53,115.75
  6. Step 6: Final answer
    x = 24,269.63

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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.