Home / 28,367.70-42,537.30-16,525.38

Finding the Fourth Proportional to 28,367.70, 42,537.30 and 16,525.38

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Solution

The fourth proportional to 28,367.70, 42,537.30 and 16,525.38 is: 24,779.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,367.70 : 42,537.30 = 16,525.38 : x
  2. Step 2: Convert to fraction form
    28,367.70/42,537.30 = 16,525.38/x
  3. Step 3: Cross multiply
    28,367.70x = 42,537.30 × 16,525.38
  4. Step 4: Simplify right side
    28,367.70x = 702,945,046.67
  5. Step 5: Solve for x
    x = 702,945,046.67/28,367.70
  6. Step 6: Final answer
    x = 24,779.77

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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.