Home / 31,566.27-47,357.21-9,379.55

Finding the Fourth Proportional to 31,566.27, 47,357.21 and 9,379.55

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Solution

The fourth proportional to 31,566.27, 47,357.21 and 9,379.55 is: 14,071.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,566.27 : 47,357.21 = 9,379.55 : x
  2. Step 2: Convert to fraction form
    31,566.27/47,357.21 = 9,379.55/x
  3. Step 3: Cross multiply
    31,566.27x = 47,357.21 × 9,379.55
  4. Step 4: Simplify right side
    31,566.27x = 444,189,441.44
  5. Step 5: Solve for x
    x = 444,189,441.44/31,566.27
  6. Step 6: Final answer
    x = 14,071.65

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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.