Home / 31,847.10-47,776.43-25,976.03

Finding the Fourth Proportional to 31,847.10, 47,776.43 and 25,976.03

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Solution

The fourth proportional to 31,847.10, 47,776.43 and 25,976.03 is: 38,968.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,847.10 : 47,776.43 = 25,976.03 : x
  2. Step 2: Convert to fraction form
    31,847.10/47,776.43 = 25,976.03/x
  3. Step 3: Cross multiply
    31,847.10x = 47,776.43 × 25,976.03
  4. Step 4: Simplify right side
    31,847.10x = 1,241,041,610.21
  5. Step 5: Solve for x
    x = 1,241,041,610.21/31,847.10
  6. Step 6: Final answer
    x = 38,968.75

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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.