Home / 11,430.41-17,147.66-4,039.16

Finding the Fourth Proportional to 11,430.41, 17,147.66 and 4,039.16

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Solution

The fourth proportional to 11,430.41, 17,147.66 and 4,039.16 is: 6,059.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,430.41 : 17,147.66 = 4,039.16 : x
  2. Step 2: Convert to fraction form
    11,430.41/17,147.66 = 4,039.16/x
  3. Step 3: Cross multiply
    11,430.41x = 17,147.66 × 4,039.16
  4. Step 4: Simplify right side
    11,430.41x = 69,262,036.43
  5. Step 5: Solve for x
    x = 69,262,036.43/11,430.41
  6. Step 6: Final answer
    x = 6,059.46

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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.