Home / 11,669.52-17,481.60-10,360.56

Finding the Fourth Proportional to 11,669.52, 17,481.60 and 10,360.56

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Solution

The fourth proportional to 11,669.52, 17,481.60 and 10,360.56 is: 15,520.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,669.52 : 17,481.60 = 10,360.56 : x
  2. Step 2: Convert to fraction form
    11,669.52/17,481.60 = 10,360.56/x
  3. Step 3: Cross multiply
    11,669.52x = 17,481.60 × 10,360.56
  4. Step 4: Simplify right side
    11,669.52x = 181,119,165.70
  5. Step 5: Solve for x
    x = 181,119,165.70/11,669.52
  6. Step 6: Final answer
    x = 15,520.70

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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.