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Finding the Fourth Proportional to 44,647.92, 61,578.96 and 39,548.88

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Solution

The fourth proportional to 44,647.92, 61,578.96 and 39,548.88 is: 54,546.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,647.92 : 61,578.96 = 39,548.88 : x
  2. Step 2: Convert to fraction form
    44,647.92/61,578.96 = 39,548.88/x
  3. Step 3: Cross multiply
    44,647.92x = 61,578.96 × 39,548.88
  4. Step 4: Simplify right side
    44,647.92x = 2,435,378,899.56
  5. Step 5: Solve for x
    x = 2,435,378,899.56/44,647.92
  6. Step 6: Final answer
    x = 54,546.30

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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.