Home / 37,046.96-51,124.20-21,131.36

Finding the Fourth Proportional to 37,046.96, 51,124.20 and 21,131.36

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Solution

The fourth proportional to 37,046.96, 51,124.20 and 21,131.36 is: 29,160.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,046.96 : 51,124.20 = 21,131.36 : x
  2. Step 2: Convert to fraction form
    37,046.96/51,124.20 = 21,131.36/x
  3. Step 3: Cross multiply
    37,046.96x = 51,124.20 × 21,131.36
  4. Step 4: Simplify right side
    37,046.96x = 1,080,323,874.91
  5. Step 5: Solve for x
    x = 1,080,323,874.91/37,046.96
  6. Step 6: Final answer
    x = 29,160.93

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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.