Home / 11,533.32-17,255.04-8,768

Finding the Fourth Proportional to 11,533.32, 17,255.04 and 8,768

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Solution

The fourth proportional to 11,533.32, 17,255.04 and 8,768 is: 13,117.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,533.32 : 17,255.04 = 8,768 : x
  2. Step 2: Convert to fraction form
    11,533.32/17,255.04 = 8,768/x
  3. Step 3: Cross multiply
    11,533.32x = 17,255.04 × 8,768
  4. Step 4: Simplify right side
    11,533.32x = 151,292,190.72
  5. Step 5: Solve for x
    x = 151,292,190.72/11,533.32
  6. Step 6: Final answer
    x = 13,117.84

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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.