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Finding the Fourth Proportional to 14,241.52, 19,649.84 and 8,269.68

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Solution

The fourth proportional to 14,241.52, 19,649.84 and 8,269.68 is: 11,410.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,241.52 : 19,649.84 = 8,269.68 : x
  2. Step 2: Convert to fraction form
    14,241.52/19,649.84 = 8,269.68/x
  3. Step 3: Cross multiply
    14,241.52x = 19,649.84 × 8,269.68
  4. Step 4: Simplify right side
    14,241.52x = 162,497,888.85
  5. Step 5: Solve for x
    x = 162,497,888.85/14,241.52
  6. Step 6: Final answer
    x = 11,410.15

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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.