Home / 51,522.56-71,132.76-39,562.64

Finding the Fourth Proportional to 51,522.56, 71,132.76 and 39,562.64

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Solution

The fourth proportional to 51,522.56, 71,132.76 and 39,562.64 is: 54,620.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,522.56 : 71,132.76 = 39,562.64 : x
  2. Step 2: Convert to fraction form
    51,522.56/71,132.76 = 39,562.64/x
  3. Step 3: Cross multiply
    51,522.56x = 71,132.76 × 39,562.64
  4. Step 4: Simplify right side
    51,522.56x = 2,814,199,776.09
  5. Step 5: Solve for x
    x = 2,814,199,776.09/51,522.56
  6. Step 6: Final answer
    x = 54,620.73

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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.