Home / 13,233.08-19,816.80-11,051.48

Finding the Fourth Proportional to 13,233.08, 19,816.80 and 11,051.48

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Solution

The fourth proportional to 13,233.08, 19,816.80 and 11,051.48 is: 16,549.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233.08 : 19,816.80 = 11,051.48 : x
  2. Step 2: Convert to fraction form
    13,233.08/19,816.80 = 11,051.48/x
  3. Step 3: Cross multiply
    13,233.08x = 19,816.80 × 11,051.48
  4. Step 4: Simplify right side
    13,233.08x = 219,004,968.86
  5. Step 5: Solve for x
    x = 219,004,968.86/13,233.08
  6. Step 6: Final answer
    x = 16,549.81

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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.