Home / 36,242-54,363.36-12,869.36

Finding the Fourth Proportional to 36,242, 54,363.36 and 12,869.36

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Solution

The fourth proportional to 36,242, 54,363.36 and 12,869.36 is: 19,304.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,242 : 54,363.36 = 12,869.36 : x
  2. Step 2: Convert to fraction form
    36,242/54,363.36 = 12,869.36/x
  3. Step 3: Cross multiply
    36,242x = 54,363.36 × 12,869.36
  4. Step 4: Simplify right side
    36,242x = 699,621,650.65
  5. Step 5: Solve for x
    x = 699,621,650.65/36,242
  6. Step 6: Final answer
    x = 19,304.17

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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.