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Finding the Fourth Proportional to 11,053.63, 16,550.07 and 9,996.58

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Solution

The fourth proportional to 11,053.63, 16,550.07 and 9,996.58 is: 14,967.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,053.63 : 16,550.07 = 9,996.58 : x
  2. Step 2: Convert to fraction form
    11,053.63/16,550.07 = 9,996.58/x
  3. Step 3: Cross multiply
    11,053.63x = 16,550.07 × 9,996.58
  4. Step 4: Simplify right side
    11,053.63x = 165,444,098.76
  5. Step 5: Solve for x
    x = 165,444,098.76/11,053.63
  6. Step 6: Final answer
    x = 14,967.40

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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.