Home / 52,898.90-79,347.14-13,456.06

Finding the Fourth Proportional to 52,898.90, 79,347.14 and 13,456.06

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Solution

The fourth proportional to 52,898.90, 79,347.14 and 13,456.06 is: 20,183.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,898.90 : 79,347.14 = 13,456.06 : x
  2. Step 2: Convert to fraction form
    52,898.90/79,347.14 = 13,456.06/x
  3. Step 3: Cross multiply
    52,898.90x = 79,347.14 × 13,456.06
  4. Step 4: Simplify right side
    52,898.90x = 1,067,699,876.67
  5. Step 5: Solve for x
    x = 1,067,699,876.67/52,898.90
  6. Step 6: Final answer
    x = 20,183.78

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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.