Home / 51,429.67-77,145.19-16,369.33

Finding the Fourth Proportional to 51,429.67, 77,145.19 and 16,369.33

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Solution

The fourth proportional to 51,429.67, 77,145.19 and 16,369.33 is: 24,554.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,429.67 : 77,145.19 = 16,369.33 : x
  2. Step 2: Convert to fraction form
    51,429.67/77,145.19 = 16,369.33/x
  3. Step 3: Cross multiply
    51,429.67x = 77,145.19 × 16,369.33
  4. Step 4: Simplify right side
    51,429.67x = 1,262,815,073.02
  5. Step 5: Solve for x
    x = 1,262,815,073.02/51,429.67
  6. Step 6: Final answer
    x = 24,554.21

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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.