Home / 11,769.20-16,097.56-11,477.60

Finding the Fourth Proportional to 11,769.20, 16,097.56 and 11,477.60

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Solution

The fourth proportional to 11,769.20, 16,097.56 and 11,477.60 is: 15,698.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769.20 : 16,097.56 = 11,477.60 : x
  2. Step 2: Convert to fraction form
    11,769.20/16,097.56 = 11,477.60/x
  3. Step 3: Cross multiply
    11,769.20x = 16,097.56 × 11,477.60
  4. Step 4: Simplify right side
    11,769.20x = 184,761,354.66
  5. Step 5: Solve for x
    x = 184,761,354.66/11,769.20
  6. Step 6: Final answer
    x = 15,698.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.