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Finding the Fourth Proportional to 16,309.53, 22,514.04 and 11,011.53

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Solution

The fourth proportional to 16,309.53, 22,514.04 and 11,011.53 is: 15,200.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,309.53 : 22,514.04 = 11,011.53 : x
  2. Step 2: Convert to fraction form
    16,309.53/22,514.04 = 11,011.53/x
  3. Step 3: Cross multiply
    16,309.53x = 22,514.04 × 11,011.53
  4. Step 4: Simplify right side
    16,309.53x = 247,914,026.88
  5. Step 5: Solve for x
    x = 247,914,026.88/16,309.53
  6. Step 6: Final answer
    x = 15,200.56

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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.