Home / 51,986.16-71,741.07-28,113

Finding the Fourth Proportional to 51,986.16, 71,741.07 and 28,113

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Solution

The fourth proportional to 51,986.16, 71,741.07 and 28,113 is: 38,796.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,986.16 : 71,741.07 = 28,113 : x
  2. Step 2: Convert to fraction form
    51,986.16/71,741.07 = 28,113/x
  3. Step 3: Cross multiply
    51,986.16x = 71,741.07 × 28,113
  4. Step 4: Simplify right side
    51,986.16x = 2,016,856,560.35
  5. Step 5: Solve for x
    x = 2,016,856,560.35/51,986.16
  6. Step 6: Final answer
    x = 38,796.03

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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.