Home / 52,795.22-79,192.16-12,814.54

Finding the Fourth Proportional to 52,795.22, 79,192.16 and 12,814.54

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Solution

The fourth proportional to 52,795.22, 79,192.16 and 12,814.54 is: 19,221.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,795.22 : 79,192.16 = 12,814.54 : x
  2. Step 2: Convert to fraction form
    52,795.22/79,192.16 = 12,814.54/x
  3. Step 3: Cross multiply
    52,795.22x = 79,192.16 × 12,814.54
  4. Step 4: Simplify right side
    52,795.22x = 1,014,810,766.01
  5. Step 5: Solve for x
    x = 1,014,810,766.01/52,795.22
  6. Step 6: Final answer
    x = 19,221.64

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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.