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Finding the Fourth Proportional to 54,941.62, 82,403.62 and 15,501.50

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Solution

The fourth proportional to 54,941.62, 82,403.62 and 15,501.50 is: 23,249.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,941.62 : 82,403.62 = 15,501.50 : x
  2. Step 2: Convert to fraction form
    54,941.62/82,403.62 = 15,501.50/x
  3. Step 3: Cross multiply
    54,941.62x = 82,403.62 × 15,501.50
  4. Step 4: Simplify right side
    54,941.62x = 1,277,379,715.43
  5. Step 5: Solve for x
    x = 1,277,379,715.43/54,941.62
  6. Step 6: Final answer
    x = 23,249.76

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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.