Home / 31,928.82-47,893.26-8,554.68

Finding the Fourth Proportional to 31,928.82, 47,893.26 and 8,554.68

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Solution

The fourth proportional to 31,928.82, 47,893.26 and 8,554.68 is: 12,832.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,928.82 : 47,893.26 = 8,554.68 : x
  2. Step 2: Convert to fraction form
    31,928.82/47,893.26 = 8,554.68/x
  3. Step 3: Cross multiply
    31,928.82x = 47,893.26 × 8,554.68
  4. Step 4: Simplify right side
    31,928.82x = 409,711,513.46
  5. Step 5: Solve for x
    x = 409,711,513.46/31,928.82
  6. Step 6: Final answer
    x = 12,832.03

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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.