Home / 31,647.24-47,473.11-9,458.82

Finding the Fourth Proportional to 31,647.24, 47,473.11 and 9,458.82

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Solution

The fourth proportional to 31,647.24, 47,473.11 and 9,458.82 is: 14,188.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,647.24 : 47,473.11 = 9,458.82 : x
  2. Step 2: Convert to fraction form
    31,647.24/47,473.11 = 9,458.82/x
  3. Step 3: Cross multiply
    31,647.24x = 47,473.11 × 9,458.82
  4. Step 4: Simplify right side
    31,647.24x = 449,039,602.33
  5. Step 5: Solve for x
    x = 449,039,602.33/31,647.24
  6. Step 6: Final answer
    x = 14,188.90

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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.