Home / 37,021-55,537.28-12,055.16

Finding the Fourth Proportional to 37,021, 55,537.28 and 12,055.16

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Solution

The fourth proportional to 37,021, 55,537.28 and 12,055.16 is: 18,084.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,021 : 55,537.28 = 12,055.16 : x
  2. Step 2: Convert to fraction form
    37,021/55,537.28 = 12,055.16/x
  3. Step 3: Cross multiply
    37,021x = 55,537.28 × 12,055.16
  4. Step 4: Simplify right side
    37,021x = 669,510,796.36
  5. Step 5: Solve for x
    x = 669,510,796.36/37,021
  6. Step 6: Final answer
    x = 18,084.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.