Home / 15,755.10-23,633.99-5,222.87

Finding the Fourth Proportional to 15,755.10, 23,633.99 and 5,222.87

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Solution

The fourth proportional to 15,755.10, 23,633.99 and 5,222.87 is: 7,834.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,755.10 : 23,633.99 = 5,222.87 : x
  2. Step 2: Convert to fraction form
    15,755.10/23,633.99 = 5,222.87/x
  3. Step 3: Cross multiply
    15,755.10x = 23,633.99 × 5,222.87
  4. Step 4: Simplify right side
    15,755.10x = 123,437,257.35
  5. Step 5: Solve for x
    x = 123,437,257.35/15,755.10
  6. Step 6: Final answer
    x = 7,834.75

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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.