Home / 44,945.64-67,414.14-13,781.16

Finding the Fourth Proportional to 44,945.64, 67,414.14 and 13,781.16

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Solution

The fourth proportional to 44,945.64, 67,414.14 and 13,781.16 is: 20,670.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,945.64 : 67,414.14 = 13,781.16 : x
  2. Step 2: Convert to fraction form
    44,945.64/67,414.14 = 13,781.16/x
  3. Step 3: Cross multiply
    44,945.64x = 67,414.14 × 13,781.16
  4. Step 4: Simplify right side
    44,945.64x = 929,045,049.60
  5. Step 5: Solve for x
    x = 929,045,049.60/44,945.64
  6. Step 6: Final answer
    x = 20,670.42

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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.