Home / 49,675.48-68,549.39-28,456.11

Finding the Fourth Proportional to 49,675.48, 68,549.39 and 28,456.11

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Solution

The fourth proportional to 49,675.48, 68,549.39 and 28,456.11 is: 39,267.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,675.48 : 68,549.39 = 28,456.11 : x
  2. Step 2: Convert to fraction form
    49,675.48/68,549.39 = 28,456.11/x
  3. Step 3: Cross multiply
    49,675.48x = 68,549.39 × 28,456.11
  4. Step 4: Simplify right side
    49,675.48x = 1,950,648,946.70
  5. Step 5: Solve for x
    x = 1,950,648,946.70/49,675.48
  6. Step 6: Final answer
    x = 39,267.84

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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.