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Finding the Fourth Proportional to 31,956.88, 44,090.04 and 19,377.04

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Solution

The fourth proportional to 31,956.88, 44,090.04 and 19,377.04 is: 26,733.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,956.88 : 44,090.04 = 19,377.04 : x
  2. Step 2: Convert to fraction form
    31,956.88/44,090.04 = 19,377.04/x
  3. Step 3: Cross multiply
    31,956.88x = 44,090.04 × 19,377.04
  4. Step 4: Simplify right side
    31,956.88x = 854,334,468.68
  5. Step 5: Solve for x
    x = 854,334,468.68/31,956.88
  6. Step 6: Final answer
    x = 26,733.98

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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.