Home / 52,311.44-78,472.33-16,763.78

Finding the Fourth Proportional to 52,311.44, 78,472.33 and 16,763.78

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Solution

The fourth proportional to 52,311.44, 78,472.33 and 16,763.78 is: 25,147.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,311.44 : 78,472.33 = 16,763.78 : x
  2. Step 2: Convert to fraction form
    52,311.44/78,472.33 = 16,763.78/x
  3. Step 3: Cross multiply
    52,311.44x = 78,472.33 × 16,763.78
  4. Step 4: Simplify right side
    52,311.44x = 1,315,493,030.48
  5. Step 5: Solve for x
    x = 1,315,493,030.48/52,311.44
  6. Step 6: Final answer
    x = 25,147.33

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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.