Home / 22,759.13-34,115.23-8,715.32

Finding the Fourth Proportional to 22,759.13, 34,115.23 and 8,715.32

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Solution

The fourth proportional to 22,759.13, 34,115.23 and 8,715.32 is: 13,063.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,759.13 : 34,115.23 = 8,715.32 : x
  2. Step 2: Convert to fraction form
    22,759.13/34,115.23 = 8,715.32/x
  3. Step 3: Cross multiply
    22,759.13x = 34,115.23 × 8,715.32
  4. Step 4: Simplify right side
    22,759.13x = 297,325,146.32
  5. Step 5: Solve for x
    x = 297,325,146.32/22,759.13
  6. Step 6: Final answer
    x = 13,063.99

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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.