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Finding the Fourth Proportional to 47,612.70, 65,683.44 and 33,473.88

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Solution

The fourth proportional to 47,612.70, 65,683.44 and 33,473.88 is: 46,178.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,612.70 : 65,683.44 = 33,473.88 : x
  2. Step 2: Convert to fraction form
    47,612.70/65,683.44 = 33,473.88/x
  3. Step 3: Cross multiply
    47,612.70x = 65,683.44 × 33,473.88
  4. Step 4: Simplify right side
    47,612.70x = 2,198,679,588.55
  5. Step 5: Solve for x
    x = 2,198,679,588.55/47,612.70
  6. Step 6: Final answer
    x = 46,178.43

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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.