Home / 52,845.85-79,276.97-17,782.77

Finding the Fourth Proportional to 52,845.85, 79,276.97 and 17,782.77

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Solution

The fourth proportional to 52,845.85, 79,276.97 and 17,782.77 is: 26,676.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,845.85 : 79,276.97 = 17,782.77 : x
  2. Step 2: Convert to fraction form
    52,845.85/79,276.97 = 17,782.77/x
  3. Step 3: Cross multiply
    52,845.85x = 79,276.97 × 17,782.77
  4. Step 4: Simplify right side
    52,845.85x = 1,409,764,123.81
  5. Step 5: Solve for x
    x = 1,409,764,123.81/52,845.85
  6. Step 6: Final answer
    x = 26,676.91

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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.