Home / 14,291.03-19,721.57-8,241.23

Finding the Fourth Proportional to 14,291.03, 19,721.57 and 8,241.23

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Solution

The fourth proportional to 14,291.03, 19,721.57 and 8,241.23 is: 11,372.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,291.03 : 19,721.57 = 8,241.23 : x
  2. Step 2: Convert to fraction form
    14,291.03/19,721.57 = 8,241.23/x
  3. Step 3: Cross multiply
    14,291.03x = 19,721.57 × 8,241.23
  4. Step 4: Simplify right side
    14,291.03x = 162,530,064.24
  5. Step 5: Solve for x
    x = 162,530,064.24/14,291.03
  6. Step 6: Final answer
    x = 11,372.88

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1.5x scale

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.