Home / 31,191.11-46,818.20-27,655.86

Finding the Fourth Proportional to 31,191.11, 46,818.20 and 27,655.86

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Solution

The fourth proportional to 31,191.11, 46,818.20 and 27,655.86 is: 41,511.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,191.11 : 46,818.20 = 27,655.86 : x
  2. Step 2: Convert to fraction form
    31,191.11/46,818.20 = 27,655.86/x
  3. Step 3: Cross multiply
    31,191.11x = 46,818.20 × 27,655.86
  4. Step 4: Simplify right side
    31,191.11x = 1,294,797,829.36
  5. Step 5: Solve for x
    x = 1,294,797,829.36/31,191.11
  6. Step 6: Final answer
    x = 41,511.76

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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.