Home / 31,677.62-47,516.42-10,613.77

Finding the Fourth Proportional to 31,677.62, 47,516.42 and 10,613.77

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Solution

The fourth proportional to 31,677.62, 47,516.42 and 10,613.77 is: 15,920.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,677.62 : 47,516.42 = 10,613.77 : x
  2. Step 2: Convert to fraction form
    31,677.62/47,516.42 = 10,613.77/x
  3. Step 3: Cross multiply
    31,677.62x = 47,516.42 × 10,613.77
  4. Step 4: Simplify right side
    31,677.62x = 504,328,260.85
  5. Step 5: Solve for x
    x = 504,328,260.85/31,677.62
  6. Step 6: Final answer
    x = 15,920.65

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1.5x scale

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.