Home / 14,031.26-19,362.33-8,372.42

Finding the Fourth Proportional to 14,031.26, 19,362.33 and 8,372.42

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Solution

The fourth proportional to 14,031.26, 19,362.33 and 8,372.42 is: 11,553.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,031.26 : 19,362.33 = 8,372.42 : x
  2. Step 2: Convert to fraction form
    14,031.26/19,362.33 = 8,372.42/x
  3. Step 3: Cross multiply
    14,031.26x = 19,362.33 × 8,372.42
  4. Step 4: Simplify right side
    14,031.26x = 162,109,558.94
  5. Step 5: Solve for x
    x = 162,109,558.94/14,031.26
  6. Step 6: Final answer
    x = 11,553.46

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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.