Home / 51,741.74-71,409.52-28,773.85

Finding the Fourth Proportional to 51,741.74, 71,409.52 and 28,773.85

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Solution

The fourth proportional to 51,741.74, 71,409.52 and 28,773.85 is: 39,711.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,741.74 : 71,409.52 = 28,773.85 : x
  2. Step 2: Convert to fraction form
    51,741.74/71,409.52 = 28,773.85/x
  3. Step 3: Cross multiply
    51,741.74x = 71,409.52 × 28,773.85
  4. Step 4: Simplify right side
    51,741.74x = 2,054,726,817.05
  5. Step 5: Solve for x
    x = 2,054,726,817.05/51,741.74
  6. Step 6: Final answer
    x = 39,711.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.