Home / 16,692.24-23,035.30-9,139.06

Finding the Fourth Proportional to 16,692.24, 23,035.30 and 9,139.06

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Solution

The fourth proportional to 16,692.24, 23,035.30 and 9,139.06 is: 12,611.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,692.24 : 23,035.30 = 9,139.06 : x
  2. Step 2: Convert to fraction form
    16,692.24/23,035.30 = 9,139.06/x
  3. Step 3: Cross multiply
    16,692.24x = 23,035.30 × 9,139.06
  4. Step 4: Simplify right side
    16,692.24x = 210,520,885.53
  5. Step 5: Solve for x
    x = 210,520,885.53/16,692.24
  6. Step 6: Final answer
    x = 12,611.90

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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.