Home / 51,617.59-77,412.11-18,333.27

Finding the Fourth Proportional to 51,617.59, 77,412.11 and 18,333.27

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Solution

The fourth proportional to 51,617.59, 77,412.11 and 18,333.27 is: 27,494.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,617.59 : 77,412.11 = 18,333.27 : x
  2. Step 2: Convert to fraction form
    51,617.59/77,412.11 = 18,333.27/x
  3. Step 3: Cross multiply
    51,617.59x = 77,412.11 × 18,333.27
  4. Step 4: Simplify right side
    51,617.59x = 1,419,217,022.23
  5. Step 5: Solve for x
    x = 1,419,217,022.23/51,617.59
  6. Step 6: Final answer
    x = 27,494.83

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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.