Home / 44,540.72-66,821.32-13,376.56

Finding the Fourth Proportional to 44,540.72, 66,821.32 and 13,376.56

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Solution

The fourth proportional to 44,540.72, 66,821.32 and 13,376.56 is: 20,067.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,540.72 : 66,821.32 = 13,376.56 : x
  2. Step 2: Convert to fraction form
    44,540.72/66,821.32 = 13,376.56/x
  3. Step 3: Cross multiply
    44,540.72x = 66,821.32 × 13,376.56
  4. Step 4: Simplify right side
    44,540.72x = 893,839,396.26
  5. Step 5: Solve for x
    x = 893,839,396.26/44,540.72
  6. Step 6: Final answer
    x = 20,067.92

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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.