Home / 52,213.68-78,310.58-14,764.72

Finding the Fourth Proportional to 52,213.68, 78,310.58 and 14,764.72

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Solution

The fourth proportional to 52,213.68, 78,310.58 and 14,764.72 is: 22,144.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,213.68 : 78,310.58 = 14,764.72 : x
  2. Step 2: Convert to fraction form
    52,213.68/78,310.58 = 14,764.72/x
  3. Step 3: Cross multiply
    52,213.68x = 78,310.58 × 14,764.72
  4. Step 4: Simplify right side
    52,213.68x = 1,156,233,786.74
  5. Step 5: Solve for x
    x = 1,156,233,786.74/52,213.68
  6. Step 6: Final answer
    x = 22,144.27

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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.