Home / 13,250.35-19,874.49-5,855.05

Finding the Fourth Proportional to 13,250.35, 19,874.49 and 5,855.05

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Solution

The fourth proportional to 13,250.35, 19,874.49 and 5,855.05 is: 8,782.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,250.35 : 19,874.49 = 5,855.05 : x
  2. Step 2: Convert to fraction form
    13,250.35/19,874.49 = 5,855.05/x
  3. Step 3: Cross multiply
    13,250.35x = 19,874.49 × 5,855.05
  4. Step 4: Simplify right side
    13,250.35x = 116,366,132.67
  5. Step 5: Solve for x
    x = 116,366,132.67/13,250.35
  6. Step 6: Final answer
    x = 8,782.12

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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.