Home / 37,585.10-51,872.25-21,669.68

Finding the Fourth Proportional to 37,585.10, 51,872.25 and 21,669.68

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Solution

The fourth proportional to 37,585.10, 51,872.25 and 21,669.68 is: 29,906.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,585.10 : 51,872.25 = 21,669.68 : x
  2. Step 2: Convert to fraction form
    37,585.10/51,872.25 = 21,669.68/x
  3. Step 3: Cross multiply
    37,585.10x = 51,872.25 × 21,669.68
  4. Step 4: Simplify right side
    37,585.10x = 1,124,054,799.02
  5. Step 5: Solve for x
    x = 1,124,054,799.02/37,585.10
  6. Step 6: Final answer
    x = 29,906.93

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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.