Home / 47,727.57-65,869.27-27,311.52

Finding the Fourth Proportional to 47,727.57, 65,869.27 and 27,311.52

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Solution

The fourth proportional to 47,727.57, 65,869.27 and 27,311.52 is: 37,692.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,727.57 : 65,869.27 = 27,311.52 : x
  2. Step 2: Convert to fraction form
    47,727.57/65,869.27 = 27,311.52/x
  3. Step 3: Cross multiply
    47,727.57x = 65,869.27 × 27,311.52
  4. Step 4: Simplify right side
    47,727.57x = 1,798,989,748.43
  5. Step 5: Solve for x
    x = 1,798,989,748.43/47,727.57
  6. Step 6: Final answer
    x = 37,692.88

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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.