Home / 23,186.55-31,997.28-12,576.19

Finding the Fourth Proportional to 23,186.55, 31,997.28 and 12,576.19

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Solution

The fourth proportional to 23,186.55, 31,997.28 and 12,576.19 is: 17,355.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,186.55 : 31,997.28 = 12,576.19 : x
  2. Step 2: Convert to fraction form
    23,186.55/31,997.28 = 12,576.19/x
  3. Step 3: Cross multiply
    23,186.55x = 31,997.28 × 12,576.19
  4. Step 4: Simplify right side
    23,186.55x = 402,403,809.88
  5. Step 5: Solve for x
    x = 402,403,809.88/23,186.55
  6. Step 6: Final answer
    x = 17,355.05

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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.