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Finding the Fourth Proportional to 48,666.48, 73,028.52 and 20,584.98

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Solution

The fourth proportional to 48,666.48, 73,028.52 and 20,584.98 is: 30,889.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,666.48 : 73,028.52 = 20,584.98 : x
  2. Step 2: Convert to fraction form
    48,666.48/73,028.52 = 20,584.98/x
  3. Step 3: Cross multiply
    48,666.48x = 73,028.52 × 20,584.98
  4. Step 4: Simplify right side
    48,666.48x = 1,503,290,623.63
  5. Step 5: Solve for x
    x = 1,503,290,623.63/48,666.48
  6. Step 6: Final answer
    x = 30,889.65

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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.