Home / 13,110.41-19,653.96-9,403.31

Finding the Fourth Proportional to 13,110.41, 19,653.96 and 9,403.31

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Solution

The fourth proportional to 13,110.41, 19,653.96 and 9,403.31 is: 14,096.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,110.41 : 19,653.96 = 9,403.31 : x
  2. Step 2: Convert to fraction form
    13,110.41/19,653.96 = 9,403.31/x
  3. Step 3: Cross multiply
    13,110.41x = 19,653.96 × 9,403.31
  4. Step 4: Simplify right side
    13,110.41x = 184,812,278.61
  5. Step 5: Solve for x
    x = 184,812,278.61/13,110.41
  6. Step 6: Final answer
    x = 14,096.61

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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.