Home / 55,146.96-82,733.40-15,704.64

Finding the Fourth Proportional to 55,146.96, 82,733.40 and 15,704.64

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Solution

The fourth proportional to 55,146.96, 82,733.40 and 15,704.64 is: 23,560.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,146.96 : 82,733.40 = 15,704.64 : x
  2. Step 2: Convert to fraction form
    55,146.96/82,733.40 = 15,704.64/x
  3. Step 3: Cross multiply
    55,146.96x = 82,733.40 × 15,704.64
  4. Step 4: Simplify right side
    55,146.96x = 1,299,298,262.98
  5. Step 5: Solve for x
    x = 1,299,298,262.98/55,146.96
  6. Step 6: Final answer
    x = 23,560.65

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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.