Home / 37,653.21-51,961.46-20,886.21

Finding the Fourth Proportional to 37,653.21, 51,961.46 and 20,886.21

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Solution

The fourth proportional to 37,653.21, 51,961.46 and 20,886.21 is: 28,822.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,653.21 : 51,961.46 = 20,886.21 : x
  2. Step 2: Convert to fraction form
    37,653.21/51,961.46 = 20,886.21/x
  3. Step 3: Cross multiply
    37,653.21x = 51,961.46 × 20,886.21
  4. Step 4: Simplify right side
    37,653.21x = 1,085,277,861.04
  5. Step 5: Solve for x
    x = 1,085,277,861.04/37,653.21
  6. Step 6: Final answer
    x = 28,822.98

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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.