Home / 20,994.44-31,535.40-17,713.96

Finding the Fourth Proportional to 20,994.44, 31,535.40 and 17,713.96

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Solution

The fourth proportional to 20,994.44, 31,535.40 and 17,713.96 is: 26,607.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,994.44 : 31,535.40 = 17,713.96 : x
  2. Step 2: Convert to fraction form
    20,994.44/31,535.40 = 17,713.96/x
  3. Step 3: Cross multiply
    20,994.44x = 31,535.40 × 17,713.96
  4. Step 4: Simplify right side
    20,994.44x = 558,616,814.18
  5. Step 5: Solve for x
    x = 558,616,814.18/20,994.44
  6. Step 6: Final answer
    x = 26,607.85

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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.