Home / 34,267.36-51,404.32-13,486

Finding the Fourth Proportional to 34,267.36, 51,404.32 and 13,486

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Solution

The fourth proportional to 34,267.36, 51,404.32 and 13,486 is: 20,230.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,267.36 : 51,404.32 = 13,486 : x
  2. Step 2: Convert to fraction form
    34,267.36/51,404.32 = 13,486/x
  3. Step 3: Cross multiply
    34,267.36x = 51,404.32 × 13,486
  4. Step 4: Simplify right side
    34,267.36x = 693,238,659.52
  5. Step 5: Solve for x
    x = 693,238,659.52/34,267.36
  6. Step 6: Final answer
    x = 20,230.29

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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.