Home / 37,400.97-51,613.33-21,485.42

Finding the Fourth Proportional to 37,400.97, 51,613.33 and 21,485.42

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Solution

The fourth proportional to 37,400.97, 51,613.33 and 21,485.42 is: 29,649.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,400.97 : 51,613.33 = 21,485.42 : x
  2. Step 2: Convert to fraction form
    37,400.97/51,613.33 = 21,485.42/x
  3. Step 3: Cross multiply
    37,400.97x = 51,613.33 × 21,485.42
  4. Step 4: Simplify right side
    37,400.97x = 1,108,934,072.65
  5. Step 5: Solve for x
    x = 1,108,934,072.65/37,400.97
  6. Step 6: Final answer
    x = 29,649.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.