Home / 31,311.84-46,994.40-16,531.44

Finding the Fourth Proportional to 31,311.84, 46,994.40 and 16,531.44

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Solution

The fourth proportional to 31,311.84, 46,994.40 and 16,531.44 is: 24,811.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,311.84 : 46,994.40 = 16,531.44 : x
  2. Step 2: Convert to fraction form
    31,311.84/46,994.40 = 16,531.44/x
  3. Step 3: Cross multiply
    31,311.84x = 46,994.40 × 16,531.44
  4. Step 4: Simplify right side
    31,311.84x = 776,885,103.94
  5. Step 5: Solve for x
    x = 776,885,103.94/31,311.84
  6. Step 6: Final answer
    x = 24,811.22

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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.