Home / 31,743.82-47,613.84-14,208.94

Finding the Fourth Proportional to 31,743.82, 47,613.84 and 14,208.94

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Solution

The fourth proportional to 31,743.82, 47,613.84 and 14,208.94 is: 21,312.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,743.82 : 47,613.84 = 14,208.94 : x
  2. Step 2: Convert to fraction form
    31,743.82/47,613.84 = 14,208.94/x
  3. Step 3: Cross multiply
    31,743.82x = 47,613.84 × 14,208.94
  4. Step 4: Simplify right side
    31,743.82x = 676,542,195.73
  5. Step 5: Solve for x
    x = 676,542,195.73/31,743.82
  6. Step 6: Final answer
    x = 21,312.56

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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.