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Finding the Fourth Proportional to 23,690.27, 32,692.01 and 13,079.68

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Solution

The fourth proportional to 23,690.27, 32,692.01 and 13,079.68 is: 18,049.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,690.27 : 32,692.01 = 13,079.68 : x
  2. Step 2: Convert to fraction form
    23,690.27/32,692.01 = 13,079.68/x
  3. Step 3: Cross multiply
    23,690.27x = 32,692.01 × 13,079.68
  4. Step 4: Simplify right side
    23,690.27x = 427,600,882.23
  5. Step 5: Solve for x
    x = 427,600,882.23/23,690.27
  6. Step 6: Final answer
    x = 18,049.64

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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.