Home / 11,628.86-17,443.30-5,051.46

Finding the Fourth Proportional to 11,628.86, 17,443.30 and 5,051.46

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Solution

The fourth proportional to 11,628.86, 17,443.30 and 5,051.46 is: 7,577.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,628.86 : 17,443.30 = 5,051.46 : x
  2. Step 2: Convert to fraction form
    11,628.86/17,443.30 = 5,051.46/x
  3. Step 3: Cross multiply
    11,628.86x = 17,443.30 × 5,051.46
  4. Step 4: Simplify right side
    11,628.86x = 88,114,132.22
  5. Step 5: Solve for x
    x = 88,114,132.22/11,628.86
  6. Step 6: Final answer
    x = 7,577.19

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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.