Home / 47,590.27-71,379.63-12,532.66

Finding the Fourth Proportional to 47,590.27, 71,379.63 and 12,532.66

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Solution

The fourth proportional to 47,590.27, 71,379.63 and 12,532.66 is: 18,797.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,590.27 : 71,379.63 = 12,532.66 : x
  2. Step 2: Convert to fraction form
    47,590.27/71,379.63 = 12,532.66/x
  3. Step 3: Cross multiply
    47,590.27x = 71,379.63 × 12,532.66
  4. Step 4: Simplify right side
    47,590.27x = 894,576,455.27
  5. Step 5: Solve for x
    x = 894,576,455.27/47,590.27
  6. Step 6: Final answer
    x = 18,797.47

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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.