Home / 14,272.26-21,402.99-6,874.98

Finding the Fourth Proportional to 14,272.26, 21,402.99 and 6,874.98

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Solution

The fourth proportional to 14,272.26, 21,402.99 and 6,874.98 is: 10,309.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,272.26 : 21,402.99 = 6,874.98 : x
  2. Step 2: Convert to fraction form
    14,272.26/21,402.99 = 6,874.98/x
  3. Step 3: Cross multiply
    14,272.26x = 21,402.99 × 6,874.98
  4. Step 4: Simplify right side
    14,272.26x = 147,145,128.19
  5. Step 5: Solve for x
    x = 147,145,128.19/14,272.26
  6. Step 6: Final answer
    x = 10,309.87

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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.