Home / 31,936.96-47,905.68-9,753.76

Finding the Fourth Proportional to 31,936.96, 47,905.68 and 9,753.76

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Solution

The fourth proportional to 31,936.96, 47,905.68 and 9,753.76 is: 14,630.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,936.96 : 47,905.68 = 9,753.76 : x
  2. Step 2: Convert to fraction form
    31,936.96/47,905.68 = 9,753.76/x
  3. Step 3: Cross multiply
    31,936.96x = 47,905.68 × 9,753.76
  4. Step 4: Simplify right side
    31,936.96x = 467,260,505.36
  5. Step 5: Solve for x
    x = 467,260,505.36/31,936.96
  6. Step 6: Final answer
    x = 14,630.71

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1.5x scale

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.