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Finding the Fourth Proportional to 44,757.60, 61,770.20 and 25,638.88

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Solution

The fourth proportional to 44,757.60, 61,770.20 and 25,638.88 is: 35,384.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,757.60 : 61,770.20 = 25,638.88 : x
  2. Step 2: Convert to fraction form
    44,757.60/61,770.20 = 25,638.88/x
  3. Step 3: Cross multiply
    44,757.60x = 61,770.20 × 25,638.88
  4. Step 4: Simplify right side
    44,757.60x = 1,583,718,745.38
  5. Step 5: Solve for x
    x = 1,583,718,745.38/44,757.60
  6. Step 6: Final answer
    x = 35,384.35

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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.