Home / 44,126.44-66,189.66-12,961.69

Finding the Fourth Proportional to 44,126.44, 66,189.66 and 12,961.69

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Solution

The fourth proportional to 44,126.44, 66,189.66 and 12,961.69 is: 19,442.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,126.44 : 66,189.66 = 12,961.69 : x
  2. Step 2: Convert to fraction form
    44,126.44/66,189.66 = 12,961.69/x
  3. Step 3: Cross multiply
    44,126.44x = 66,189.66 × 12,961.69
  4. Step 4: Simplify right side
    44,126.44x = 857,929,640.04
  5. Step 5: Solve for x
    x = 857,929,640.04/44,126.44
  6. Step 6: Final answer
    x = 19,442.53

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1.5x scale

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.