Home / 14,040.26-21,049.80-8,492.42

Finding the Fourth Proportional to 14,040.26, 21,049.80 and 8,492.42

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Solution

The fourth proportional to 14,040.26, 21,049.80 and 8,492.42 is: 12,732.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040.26 : 21,049.80 = 8,492.42 : x
  2. Step 2: Convert to fraction form
    14,040.26/21,049.80 = 8,492.42/x
  3. Step 3: Cross multiply
    14,040.26x = 21,049.80 × 8,492.42
  4. Step 4: Simplify right side
    14,040.26x = 178,763,742.52
  5. Step 5: Solve for x
    x = 178,763,742.52/14,040.26
  6. Step 6: Final answer
    x = 12,732.22

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1.5x scale

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.