Home / 57,627.03-79,523.34-31,786.61

Finding the Fourth Proportional to 57,627.03, 79,523.34 and 31,786.61

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Solution

The fourth proportional to 57,627.03, 79,523.34 and 31,786.61 is: 43,864.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,627.03 : 79,523.34 = 31,786.61 : x
  2. Step 2: Convert to fraction form
    57,627.03/79,523.34 = 31,786.61/x
  3. Step 3: Cross multiply
    57,627.03x = 79,523.34 × 31,786.61
  4. Step 4: Simplify right side
    57,627.03x = 2,527,777,394.48
  5. Step 5: Solve for x
    x = 2,527,777,394.48/57,627.03
  6. Step 6: Final answer
    x = 43,864.44

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1.5x scale

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.