Home / 16,861.56-23,268.46-9,692.66

Finding the Fourth Proportional to 16,861.56, 23,268.46 and 9,692.66

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Solution

The fourth proportional to 16,861.56, 23,268.46 and 9,692.66 is: 13,375.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,861.56 : 23,268.46 = 9,692.66 : x
  2. Step 2: Convert to fraction form
    16,861.56/23,268.46 = 9,692.66/x
  3. Step 3: Cross multiply
    16,861.56x = 23,268.46 × 9,692.66
  4. Step 4: Simplify right side
    16,861.56x = 225,533,271.50
  5. Step 5: Solve for x
    x = 225,533,271.50/16,861.56
  6. Step 6: Final answer
    x = 13,375.59

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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.