Home / 17,742.72-24,486.48-10,668

Finding the Fourth Proportional to 17,742.72, 24,486.48 and 10,668

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Solution

The fourth proportional to 17,742.72, 24,486.48 and 10,668 is: 14,722.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,742.72 : 24,486.48 = 10,668 : x
  2. Step 2: Convert to fraction form
    17,742.72/24,486.48 = 10,668/x
  3. Step 3: Cross multiply
    17,742.72x = 24,486.48 × 10,668
  4. Step 4: Simplify right side
    17,742.72x = 261,221,768.64
  5. Step 5: Solve for x
    x = 261,221,768.64/17,742.72
  6. Step 6: Final answer
    x = 14,722.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.