Home / 31,826.88-47,740.31-11,050.38

Finding the Fourth Proportional to 31,826.88, 47,740.31 and 11,050.38

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Solution

The fourth proportional to 31,826.88, 47,740.31 and 11,050.38 is: 16,575.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,826.88 : 47,740.31 = 11,050.38 : x
  2. Step 2: Convert to fraction form
    31,826.88/47,740.31 = 11,050.38/x
  3. Step 3: Cross multiply
    31,826.88x = 47,740.31 × 11,050.38
  4. Step 4: Simplify right side
    31,826.88x = 527,548,566.82
  5. Step 5: Solve for x
    x = 527,548,566.82/31,826.88
  6. Step 6: Final answer
    x = 16,575.57

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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.