Home / 43,915.47-65,744.01-27,221.91

Finding the Fourth Proportional to 43,915.47, 65,744.01 and 27,221.91

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Solution

The fourth proportional to 43,915.47, 65,744.01 and 27,221.91 is: 40,752.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,915.47 : 65,744.01 = 27,221.91 : x
  2. Step 2: Convert to fraction form
    43,915.47/65,744.01 = 27,221.91/x
  3. Step 3: Cross multiply
    43,915.47x = 65,744.01 × 27,221.91
  4. Step 4: Simplify right side
    43,915.47x = 1,789,677,523.26
  5. Step 5: Solve for x
    x = 1,789,677,523.26/43,915.47
  6. Step 6: Final answer
    x = 40,752.78

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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.