Home / 14,256.49-21,379.26-5,940.43

Finding the Fourth Proportional to 14,256.49, 21,379.26 and 5,940.43

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Solution

The fourth proportional to 14,256.49, 21,379.26 and 5,940.43 is: 8,908.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256.49 : 21,379.26 = 5,940.43 : x
  2. Step 2: Convert to fraction form
    14,256.49/21,379.26 = 5,940.43/x
  3. Step 3: Cross multiply
    14,256.49x = 21,379.26 × 5,940.43
  4. Step 4: Simplify right side
    14,256.49x = 127,001,997.48
  5. Step 5: Solve for x
    x = 127,001,997.48/14,256.49
  6. Step 6: Final answer
    x = 8,908.36

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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.