Home / 23,790.89-32,831.40-13,181.21

Finding the Fourth Proportional to 23,790.89, 32,831.40 and 13,181.21

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Solution

The fourth proportional to 23,790.89, 32,831.40 and 13,181.21 is: 18,190.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,790.89 : 32,831.40 = 13,181.21 : x
  2. Step 2: Convert to fraction form
    23,790.89/32,831.40 = 13,181.21/x
  3. Step 3: Cross multiply
    23,790.89x = 32,831.40 × 13,181.21
  4. Step 4: Simplify right side
    23,790.89x = 432,757,577.99
  5. Step 5: Solve for x
    x = 432,757,577.99/23,790.89
  6. Step 6: Final answer
    x = 18,190.05

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.