Home / 51,861.30-77,796.04-25,551.70

Finding the Fourth Proportional to 51,861.30, 77,796.04 and 25,551.70

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Solution

The fourth proportional to 51,861.30, 77,796.04 and 25,551.70 is: 38,329.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,861.30 : 77,796.04 = 25,551.70 : x
  2. Step 2: Convert to fraction form
    51,861.30/77,796.04 = 25,551.70/x
  3. Step 3: Cross multiply
    51,861.30x = 77,796.04 × 25,551.70
  4. Step 4: Simplify right side
    51,861.30x = 1,987,821,075.27
  5. Step 5: Solve for x
    x = 1,987,821,075.27/51,861.30
  6. Step 6: Final answer
    x = 38,329.57

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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.