Home / 11,372.72-17,038.30-8,244.97

Finding the Fourth Proportional to 11,372.72, 17,038.30 and 8,244.97

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Solution

The fourth proportional to 11,372.72, 17,038.30 and 8,244.97 is: 12,352.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,372.72 : 17,038.30 = 8,244.97 : x
  2. Step 2: Convert to fraction form
    11,372.72/17,038.30 = 8,244.97/x
  3. Step 3: Cross multiply
    11,372.72x = 17,038.30 × 8,244.97
  4. Step 4: Simplify right side
    11,372.72x = 140,480,272.35
  5. Step 5: Solve for x
    x = 140,480,272.35/11,372.72
  6. Step 6: Final answer
    x = 12,352.39

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1.5x scale

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.