Home / 31,936.88-47,883.22-14,157.82

Finding the Fourth Proportional to 31,936.88, 47,883.22 and 14,157.82

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Solution

The fourth proportional to 31,936.88, 47,883.22 and 14,157.82 is: 21,226.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,936.88 : 47,883.22 = 14,157.82 : x
  2. Step 2: Convert to fraction form
    31,936.88/47,883.22 = 14,157.82/x
  3. Step 3: Cross multiply
    31,936.88x = 47,883.22 × 14,157.82
  4. Step 4: Simplify right side
    31,936.88x = 677,922,009.78
  5. Step 5: Solve for x
    x = 677,922,009.78/31,936.88
  6. Step 6: Final answer
    x = 21,226.93

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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.