Home / 31,862.08-47,793.39-11,071

Finding the Fourth Proportional to 31,862.08, 47,793.39 and 11,071

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Solution

The fourth proportional to 31,862.08, 47,793.39 and 11,071 is: 16,606.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,862.08 : 47,793.39 = 11,071 : x
  2. Step 2: Convert to fraction form
    31,862.08/47,793.39 = 11,071/x
  3. Step 3: Cross multiply
    31,862.08x = 47,793.39 × 11,071
  4. Step 4: Simplify right side
    31,862.08x = 529,120,620.69
  5. Step 5: Solve for x
    x = 529,120,620.69/31,862.08
  6. Step 6: Final answer
    x = 16,606.59

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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.