Home / 37,869.98-52,260.78-21,963.86

Finding the Fourth Proportional to 37,869.98, 52,260.78 and 21,963.86

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Solution

The fourth proportional to 37,869.98, 52,260.78 and 21,963.86 is: 30,310.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,869.98 : 52,260.78 = 21,963.86 : x
  2. Step 2: Convert to fraction form
    37,869.98/52,260.78 = 21,963.86/x
  3. Step 3: Cross multiply
    37,869.98x = 52,260.78 × 21,963.86
  4. Step 4: Simplify right side
    37,869.98x = 1,147,848,455.41
  5. Step 5: Solve for x
    x = 1,147,848,455.41/37,869.98
  6. Step 6: Final answer
    x = 30,310.25

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1.5x scale

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.