Home / 16,239.27-24,347.01-5,139.75

Finding the Fourth Proportional to 16,239.27, 24,347.01 and 5,139.75

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Solution

The fourth proportional to 16,239.27, 24,347.01 and 5,139.75 is: 7,705.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,239.27 : 24,347.01 = 5,139.75 : x
  2. Step 2: Convert to fraction form
    16,239.27/24,347.01 = 5,139.75/x
  3. Step 3: Cross multiply
    16,239.27x = 24,347.01 × 5,139.75
  4. Step 4: Simplify right side
    16,239.27x = 125,137,544.65
  5. Step 5: Solve for x
    x = 125,137,544.65/16,239.27
  6. Step 6: Final answer
    x = 7,705.86

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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.