Home / 52,806.30-79,181.37-19,517.82

Finding the Fourth Proportional to 52,806.30, 79,181.37 and 19,517.82

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Solution

The fourth proportional to 52,806.30, 79,181.37 and 19,517.82 is: 29,266.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,806.30 : 79,181.37 = 19,517.82 : x
  2. Step 2: Convert to fraction form
    52,806.30/79,181.37 = 19,517.82/x
  3. Step 3: Cross multiply
    52,806.30x = 79,181.37 × 19,517.82
  4. Step 4: Simplify right side
    52,806.30x = 1,545,447,727.01
  5. Step 5: Solve for x
    x = 1,545,447,727.01/52,806.30
  6. Step 6: Final answer
    x = 29,266.35

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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.