Home / 51,548.18-77,352.03-27,855.80

Finding the Fourth Proportional to 51,548.18, 77,352.03 and 27,855.80

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Solution

The fourth proportional to 51,548.18, 77,352.03 and 27,855.80 is: 41,799.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,548.18 : 77,352.03 = 27,855.80 : x
  2. Step 2: Convert to fraction form
    51,548.18/77,352.03 = 27,855.80/x
  3. Step 3: Cross multiply
    51,548.18x = 77,352.03 × 27,855.80
  4. Step 4: Simplify right side
    51,548.18x = 2,154,702,677.27
  5. Step 5: Solve for x
    x = 2,154,702,677.27/51,548.18
  6. Step 6: Final answer
    x = 41,799.78

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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.