Home / 37,842.36-52,222.46-21,936.04

Finding the Fourth Proportional to 37,842.36, 52,222.46 and 21,936.04

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Solution

The fourth proportional to 37,842.36, 52,222.46 and 21,936.04 is: 30,271.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,842.36 : 52,222.46 = 21,936.04 : x
  2. Step 2: Convert to fraction form
    37,842.36/52,222.46 = 21,936.04/x
  3. Step 3: Cross multiply
    37,842.36x = 52,222.46 × 21,936.04
  4. Step 4: Simplify right side
    37,842.36x = 1,145,553,895.74
  5. Step 5: Solve for x
    x = 1,145,553,895.74/37,842.36
  6. Step 6: Final answer
    x = 30,271.74

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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.