Home / 52,815.32-79,262.94-19,555.64

Finding the Fourth Proportional to 52,815.32, 79,262.94 and 19,555.64

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Solution

The fourth proportional to 52,815.32, 79,262.94 and 19,555.64 is: 29,348.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,815.32 : 79,262.94 = 19,555.64 : x
  2. Step 2: Convert to fraction form
    52,815.32/79,262.94 = 19,555.64/x
  3. Step 3: Cross multiply
    52,815.32x = 79,262.94 × 19,555.64
  4. Step 4: Simplify right side
    52,815.32x = 1,550,037,519.98
  5. Step 5: Solve for x
    x = 1,550,037,519.98/52,815.32
  6. Step 6: Final answer
    x = 29,348.26

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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.