Home / 31,654.85-47,482.96-9,469.10

Finding the Fourth Proportional to 31,654.85, 47,482.96 and 9,469.10

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Solution

The fourth proportional to 31,654.85, 47,482.96 and 9,469.10 is: 14,203.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,654.85 : 47,482.96 = 9,469.10 : x
  2. Step 2: Convert to fraction form
    31,654.85/47,482.96 = 9,469.10/x
  3. Step 3: Cross multiply
    31,654.85x = 47,482.96 × 9,469.10
  4. Step 4: Simplify right side
    31,654.85x = 449,621,009.33
  5. Step 5: Solve for x
    x = 449,621,009.33/31,654.85
  6. Step 6: Final answer
    x = 14,203.86

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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.