Home / 51,369.62-77,032.56-20,183

Finding the Fourth Proportional to 51,369.62, 77,032.56 and 20,183

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Solution

The fourth proportional to 51,369.62, 77,032.56 and 20,183 is: 30,265.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,369.62 : 77,032.56 = 20,183 : x
  2. Step 2: Convert to fraction form
    51,369.62/77,032.56 = 20,183/x
  3. Step 3: Cross multiply
    51,369.62x = 77,032.56 × 20,183
  4. Step 4: Simplify right side
    51,369.62x = 1,554,748,158.48
  5. Step 5: Solve for x
    x = 1,554,748,158.48/51,369.62
  6. Step 6: Final answer
    x = 30,265.91

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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.