Home / 12,862.68-19,294.16-5,462.52

Finding the Fourth Proportional to 12,862.68, 19,294.16 and 5,462.52

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Solution

The fourth proportional to 12,862.68, 19,294.16 and 5,462.52 is: 8,193.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,862.68 : 19,294.16 = 5,462.52 : x
  2. Step 2: Convert to fraction form
    12,862.68/19,294.16 = 5,462.52/x
  3. Step 3: Cross multiply
    12,862.68x = 19,294.16 × 5,462.52
  4. Step 4: Simplify right side
    12,862.68x = 105,394,734.88
  5. Step 5: Solve for x
    x = 105,394,734.88/12,862.68
  6. Step 6: Final answer
    x = 8,193.84

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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.