Home / 31,976.40-47,950.01-15,344.26

Finding the Fourth Proportional to 31,976.40, 47,950.01 and 15,344.26

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Solution

The fourth proportional to 31,976.40, 47,950.01 and 15,344.26 is: 23,009.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,976.40 : 47,950.01 = 15,344.26 : x
  2. Step 2: Convert to fraction form
    31,976.40/47,950.01 = 15,344.26/x
  3. Step 3: Cross multiply
    31,976.40x = 47,950.01 × 15,344.26
  4. Step 4: Simplify right side
    31,976.40x = 735,757,420.44
  5. Step 5: Solve for x
    x = 735,757,420.44/31,976.40
  6. Step 6: Final answer
    x = 23,009.39

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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.