Home / 11,013.10-16,533.32-8,051.54

Finding the Fourth Proportional to 11,013.10, 16,533.32 and 8,051.54

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Solution

The fourth proportional to 11,013.10, 16,533.32 and 8,051.54 is: 12,087.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,013.10 : 16,533.32 = 8,051.54 : x
  2. Step 2: Convert to fraction form
    11,013.10/16,533.32 = 8,051.54/x
  3. Step 3: Cross multiply
    11,013.10x = 16,533.32 × 8,051.54
  4. Step 4: Simplify right side
    11,013.10x = 133,118,564.39
  5. Step 5: Solve for x
    x = 133,118,564.39/11,013.10
  6. Step 6: Final answer
    x = 12,087.30

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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.