Home / 44,129.25-66,193.88-12,964.50

Finding the Fourth Proportional to 44,129.25, 66,193.88 and 12,964.50

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Solution

The fourth proportional to 44,129.25, 66,193.88 and 12,964.50 is: 19,446.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,129.25 : 66,193.88 = 12,964.50 : x
  2. Step 2: Convert to fraction form
    44,129.25/66,193.88 = 12,964.50/x
  3. Step 3: Cross multiply
    44,129.25x = 66,193.88 × 12,964.50
  4. Step 4: Simplify right side
    44,129.25x = 858,170,492.44
  5. Step 5: Solve for x
    x = 858,170,492.44/44,129.25
  6. Step 6: Final answer
    x = 19,446.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.