Home / 37,318.89-51,497.73-20,551.89

Finding the Fourth Proportional to 37,318.89, 51,497.73 and 20,551.89

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Solution

The fourth proportional to 37,318.89, 51,497.73 and 20,551.89 is: 28,360.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,318.89 : 51,497.73 = 20,551.89 : x
  2. Step 2: Convert to fraction form
    37,318.89/51,497.73 = 20,551.89/x
  3. Step 3: Cross multiply
    37,318.89x = 51,497.73 × 20,551.89
  4. Step 4: Simplify right side
    37,318.89x = 1,058,375,643.45
  5. Step 5: Solve for x
    x = 1,058,375,643.45/37,318.89
  6. Step 6: Final answer
    x = 28,360.32

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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.