Home / 47,363.68-65,354.70-31,471.48

Finding the Fourth Proportional to 47,363.68, 65,354.70 and 31,471.48

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Solution

The fourth proportional to 47,363.68, 65,354.70 and 31,471.48 is: 43,425.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,363.68 : 65,354.70 = 31,471.48 : x
  2. Step 2: Convert to fraction form
    47,363.68/65,354.70 = 31,471.48/x
  3. Step 3: Cross multiply
    47,363.68x = 65,354.70 × 31,471.48
  4. Step 4: Simplify right side
    47,363.68x = 2,056,809,133.96
  5. Step 5: Solve for x
    x = 2,056,809,133.96/47,363.68
  6. Step 6: Final answer
    x = 43,425.87

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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.