Home / 55,134.42-82,701.54-15,691.53

Finding the Fourth Proportional to 55,134.42, 82,701.54 and 15,691.53

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Solution

The fourth proportional to 55,134.42, 82,701.54 and 15,691.53 is: 23,537.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,134.42 : 82,701.54 = 15,691.53 : x
  2. Step 2: Convert to fraction form
    55,134.42/82,701.54 = 15,691.53/x
  3. Step 3: Cross multiply
    55,134.42x = 82,701.54 × 15,691.53
  4. Step 4: Simplify right side
    55,134.42x = 1,297,713,695.96
  5. Step 5: Solve for x
    x = 1,297,713,695.96/55,134.42
  6. Step 6: Final answer
    x = 23,537.27

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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.