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Finding the Fourth Proportional to 31,956.41, 44,101.79 and 17,809.22

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Solution

The fourth proportional to 31,956.41, 44,101.79 and 17,809.22 is: 24,577.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,956.41 : 44,101.79 = 17,809.22 : x
  2. Step 2: Convert to fraction form
    31,956.41/44,101.79 = 17,809.22/x
  3. Step 3: Cross multiply
    31,956.41x = 44,101.79 × 17,809.22
  4. Step 4: Simplify right side
    31,956.41x = 785,418,170.95
  5. Step 5: Solve for x
    x = 785,418,170.95/31,956.41
  6. Step 6: Final answer
    x = 24,577.80

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1.5x scale

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.