Home / 52,668.82-72,683.68-28,795.43

Finding the Fourth Proportional to 52,668.82, 72,683.68 and 28,795.43

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Solution

The fourth proportional to 52,668.82, 72,683.68 and 28,795.43 is: 39,738.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,668.82 : 72,683.68 = 28,795.43 : x
  2. Step 2: Convert to fraction form
    52,668.82/72,683.68 = 28,795.43/x
  3. Step 3: Cross multiply
    52,668.82x = 72,683.68 × 28,795.43
  4. Step 4: Simplify right side
    52,668.82x = 2,092,957,675.61
  5. Step 5: Solve for x
    x = 2,092,957,675.61/52,668.82
  6. Step 6: Final answer
    x = 39,738.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.