Home / 31,674.58-47,525.65-19,855.44

Finding the Fourth Proportional to 31,674.58, 47,525.65 and 19,855.44

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Solution

The fourth proportional to 31,674.58, 47,525.65 and 19,855.44 is: 29,791.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,674.58 : 47,525.65 = 19,855.44 : x
  2. Step 2: Convert to fraction form
    31,674.58/47,525.65 = 19,855.44/x
  3. Step 3: Cross multiply
    31,674.58x = 47,525.65 × 19,855.44
  4. Step 4: Simplify right side
    31,674.58x = 943,642,692.04
  5. Step 5: Solve for x
    x = 943,642,692.04/31,674.58
  6. Step 6: Final answer
    x = 29,791.80

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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.