Home / 37,007.72-51,072.51-21,909.04

Finding the Fourth Proportional to 37,007.72, 51,072.51 and 21,909.04

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Solution

The fourth proportional to 37,007.72, 51,072.51 and 21,909.04 is: 30,235.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,007.72 : 51,072.51 = 21,909.04 : x
  2. Step 2: Convert to fraction form
    37,007.72/51,072.51 = 21,909.04/x
  3. Step 3: Cross multiply
    37,007.72x = 51,072.51 × 21,909.04
  4. Step 4: Simplify right side
    37,007.72x = 1,118,949,664.49
  5. Step 5: Solve for x
    x = 1,118,949,664.49/37,007.72
  6. Step 6: Final answer
    x = 30,235.57

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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.