Home / 31,832.56-47,676.16-15,204.31

Finding the Fourth Proportional to 31,832.56, 47,676.16 and 15,204.31

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Solution

The fourth proportional to 31,832.56, 47,676.16 and 15,204.31 is: 22,771.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,832.56 : 47,676.16 = 15,204.31 : x
  2. Step 2: Convert to fraction form
    31,832.56/47,676.16 = 15,204.31/x
  3. Step 3: Cross multiply
    31,832.56x = 47,676.16 × 15,204.31
  4. Step 4: Simplify right side
    31,832.56x = 724,883,116.25
  5. Step 5: Solve for x
    x = 724,883,116.25/31,832.56
  6. Step 6: Final answer
    x = 22,771.75

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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.