Home / 16,692.24-23,025.96-15,000.96

Finding the Fourth Proportional to 16,692.24, 23,025.96 and 15,000.96

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Solution

The fourth proportional to 16,692.24, 23,025.96 and 15,000.96 is: 20,692.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,692.24 : 23,025.96 = 15,000.96 : x
  2. Step 2: Convert to fraction form
    16,692.24/23,025.96 = 15,000.96/x
  3. Step 3: Cross multiply
    16,692.24x = 23,025.96 × 15,000.96
  4. Step 4: Simplify right side
    16,692.24x = 345,411,504.92
  5. Step 5: Solve for x
    x = 345,411,504.92/16,692.24
  6. Step 6: Final answer
    x = 20,692.94

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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.