Home / 14,523.81-21,786.53-4,134.75

Finding the Fourth Proportional to 14,523.81, 21,786.53 and 4,134.75

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Solution

The fourth proportional to 14,523.81, 21,786.53 and 4,134.75 is: 6,202.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,523.81 : 21,786.53 = 4,134.75 : x
  2. Step 2: Convert to fraction form
    14,523.81/21,786.53 = 4,134.75/x
  3. Step 3: Cross multiply
    14,523.81x = 21,786.53 × 4,134.75
  4. Step 4: Simplify right side
    14,523.81x = 90,081,834.24
  5. Step 5: Solve for x
    x = 90,081,834.24/14,523.81
  6. Step 6: Final answer
    x = 6,202.36

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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.