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Finding the Fourth Proportional to 11,234.76, 16,855.08 and 10,010.76

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Solution

The fourth proportional to 11,234.76, 16,855.08 and 10,010.76 is: 15,018.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.76 : 16,855.08 = 10,010.76 : x
  2. Step 2: Convert to fraction form
    11,234.76/16,855.08 = 10,010.76/x
  3. Step 3: Cross multiply
    11,234.76x = 16,855.08 × 10,010.76
  4. Step 4: Simplify right side
    11,234.76x = 168,732,160.66
  5. Step 5: Solve for x
    x = 168,732,160.66/11,234.76
  6. Step 6: Final answer
    x = 15,018.76

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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.